Dec 1, 2021 · Selected models are detailed and used to describe a high frequency screen trials database, to help identify the advantages and disadvantages offered by each model. The database chosen was reported by Mabote [6], and was obtained through high frequency screen trials using a real scale Derrick Stack Sizer. The database is composed of sampling ... TCI High-Frequency Screens are engineered to provide the highest production capabilities in the market. Our full line of portable models and include either electric or hydraulic powered vibration. Many screen manufacturers offer inclined, horizontal, banana, and ultrafine options to best suit the processing requirements. Different types of circulation, such as high-frequency vibration, gyratory motion, and circle-throw vibration, can shift materials in ways that optimize the screening process. Find The Right ScreenHigh Frequency Screen Operation • 38°- 43° operating angle • Maximum stroke of .094”/ 2.38mm • Speed range from 3,600 - 4,200 RPM Rotary Tensioning System Provides quick screen media changes Easy replacement of... • 38°- 43° operating angle • Maximum stroke of .094”/ 2.38mm • Speed range from 3,600 ... All decks are high frequency, driven by electric vibrators operating at 3600 RPM. For optimal screen efficiency and production, variable speed hydraulic vibrators (0-4200 RPM) are available upon request. OPTIONS FOR ALL SCREEN SIZES: Screen Cloth - Various types of screen media are available for multiple applications. High Frequency Screen Operation • 38°- 43° operating angle • Maximum stroke of .094”/ 2.38mm • Speed range from 3,600 - 4,200 RPM Rotary Tensioning System Provides quick screen media changes Easy replacement of... • 38°- 43° operating angle • Maximum stroke of .094”/ 2.38mm • Speed range from 3,600 ...Latest China HS Code & tariff for high-frequency-screen - Tariff & duty, regulations & restrictions, landed cost calculator, customs data for high-frequency-screen in ETCN. China customs statistics trade data.Sep 2, 2022 · Boulder City, Nevada 89005. Phone: (702) 323-7316. Email Seller Video Chat. Astec AMS 3100 Prosizer W/3136 Impact Crusher w/ High Frequency Screen *Remote grizzly control *Bulkhead (to assist with ramp) *Suspended 30" Self Cleaning Magnet *Wireless remote package for r...See More Details. Get Shipping Quotes. The plant’s innovative design and size is the first of its kind for the industry, featuring an 8-foot-wide high frequency screen. Astec’s newest PTSC plant is equipped with an 8’ x 18’ (2.4 x 5.5 m) top deck and an 8’ x 12’ (2.4 x 3.7 m) bottom deck. The patent-pending screen design features externally-mounted vibrators at the ends ...The Multi-Vib high frequency screener is available to screen finer particles due to its unique design. The lineal motion created by the two counter-rotating motors located at the top of the screener provide “lift-and-throw” action and the arc of the screen deck helps convey the material to the discharge chutes. The Multi-Vib high frequency ... The Multi-Vib high frequency screener is available to screen finer particles due to its unique design. The lineal motion created by the two counter-rotating motors located at the top of the screener provide “lift-and-throw” action and the arc of the screen deck helps convey the material to the discharge chutes. The Multi-Vib high frequency ...High Frequency Wireless, Anchorage, Alaska. 1,711 likes · 78 were here. We repair cell phones! Offering used and new cell phones, iPhone repair, Samsung repairs, gaming conHigh Frequency Screen or Feeder. The General Kinematics High-Frequency Screen or Feeder, equipped with patented Structural Springs, is perfect for any midrange powder and bulk processing application. More robust than […]High Frequency Screen Electric/Hydraulic Vibrators - All high frequency screens decks are driven by variable speed hydraulic vibrators (0-4,200 RPM) for optimal screen efficiency and production. Electric vibrators operating at 3600 RPM are available upon request. Directly-Induced Vibration - Applying high speed vibration (3600 - 4200 RPM) directly Arizona Construction Equipment. Phoenix, Arizona 85046. Phone: (602) 257-0802. View Details. Email Seller Video Chat. For Sale: 2016 TCI 6'x18' Double Deck High Frequency Screen General: - Manufacture: TCI - Screen type: High Frequency, also known as PEP screen. - Aggressive vibration (3600 RPM) applied dire...See More Details.Contact Us. MIDWESTERN INDUSTRIES, INC. PO Box 810, Massillon, OH 44648 [email protected] Toll Free: 877-474-9464 Holiday Hours September 4th : Closed. Superior screening technology for improved results and high efficiency. You need screening technology that’s durable, efficient, and cost effective. In an industry where the right technology makes all the difference, you simply can’t afford to settle for second-rate equipment. We offer top of the line innovative screening solutions for your ...Our screens can tackle the operational demands of modern producers in a fast-paced and rugged environment. Astec mobile screen plants are engineered to deliver high production capacity coupled with convenient mobility. Our screen plants are offered in horizontal and incline configurations, as well as direct feed, scalper and high frequency.2021 Astec PTSC 2618VM High Frequency Screen. new. Manufacturer: Astec. Vibrating Screen - Double deck PEP Vari-Vibe® high - frequency screen - 6’ x 18’ top deck and 6’ x 12’ bottom deck high - frequency screen s - Top and bottom deck are driven by eleven (11) hydraulic vibrators (0-4200... Alberta, Canada.How to stop the whining noise your LCD monitor makes. Thankfully, there is a simple workaround within the software controls bundled with most video card drivers. The color adjustment screen in the display characteristics control panel also provides a brightness setting. Using this control reduces the brightness in the video card output.No harm: Flicker Frequency * 0.0333. Low-risk: Flicker Frequency * 0.08. For example, if the iPhone 12 mini screen is PWM at 250 Hz, flicker intensity up to 8% (250*0.0333) will have no biological effect. And a flicker up to 20% (250*0.08) may pose little risk.In 1951, H. William Derrick Jr. invented the first high-speed screen vibrator. Through this successful innovation, he paved Derrick’s path into the Mining & Industrial market. Derrick continues to develop and manufacture an array of wet and dry, fine particle separation technologies that result in increased product recovery and reduced power ...All decks are high frequency, driven by electric vibrators operating at 3600 RPM. For optimal screen efficiency and production, variable speed hydraulic vibrators (0-4200 RPM) are available upon request. OPTIONS FOR ALL SCREEN SIZES: Screen Cloth - Various types of screen media are available for multiple applications.Astec Industries’ Materials Solutions Group has launched its newest mobile high frequency screening plant, the GT2612V. The plant features a 2612V Vari-Vibe high frequency screen. The two-deck, 6-ft. x 12-ft. (1.8 x 3.7 m) screen uses a unique rotary tensioning system that allows for some of the quickest screen media changes on the market ...Aug 4, 2020 · We present a hybrid numerical-asymptotic (HNA) boundary element method (BEM) for high frequency scattering by two-dimensional screens and apertures, whose computational cost to achieve any prescribed accuracy remains bounded with increasing frequency. Our method is a collocation implementation of the high order hp HNA approximation space of Hewett et al. (IMA J Numer Anal 35:1698–1728, 2015 ... Selected models are detailed and used to describe a high frequency screen trials database, to help identify the advantages and disadvantages offered by each model. The database chosen was reported by Mabote [6], and was obtained through high frequency screen trials using a real scale Derrick Stack Sizer. The database is composed of sampling ...High Frequency Vibrating Screen is designed based on the principle of self-synchronization of dual motors, and the screen box assembly moves in a linear line. Imported vibration motor (Martin motor or OLI motor) with advanced technology, reliable operation and long trouble-free operation time.Superior screening technology for improved results and high efficiency. You need screening technology that’s durable, efficient, and cost effective. In an industry where the right technology makes all the difference, you simply can’t afford to settle for second-rate equipment. We offer top of the line innovative screening solutions for your ... China High Frequency Screen manufacturers - Select 2023 high quality High Frequency Screen products in best price from certified Chinese Vibrating Screen, Vibration Screen suppliers, wholesalers and factory on Made-in-China.com Vibratory screen is a rectangular single-, double-, and multi-layer, high-efficiency new screening equipment. Vibrating screen can be divided into inclined and horizontal screen. At present, the screens range in width from 4′-12′ to 8′-32′. The screen size is usually set to 2.5 times its length and width. The width of the sieve ...Shaker Screens, Horizontal and Incline Sizing Screens. SIZING SCREENS, SCALPING SCREENS, DEWATERING SCREENS. SCREENS - Horizontal and Incline. M ine T rader.com 814 701 2111. [email protected]. (3) 7x16 Double Deck Horizontal Screen $17,500.00. 5x14 Tabor Single Deck Horizontal Screen $12,500.00. 8x16 Tabor Double Deck Horizontal Screen $16,500.00.The refresh rate of your display refers to how many times per second the display is able to draw a new image. This is measured in Hertz (Hz). For example, if your display has a refresh rate of 144Hz, it is refreshing the image 144 times per second. When paired with the high frame rates produced by a GPU and CPU working together, this can result ... The High Frequency screener weighs ±1500kg, for the 1500 x 2500mm screen box. Static vertical is 2 x Weight, or 7350N per point. Dynamic Horizontal is 0.2 x Weight, or 735N per point. ELECTRICAL. All motors should run at the same speed and same direction. The screen is fitted with a variable speed drive, one for each pair of motors.TCI High-Frequency Screens have the highest screen capacity in the industry for dry, fine material separation. TCI high frequency screens, commonly referred to as "PEP screens", come in a variety of sizes, frequency levels and configurations. Fine material is best separated with high speed and a small stroke.High-frequency screen is made up of the vibrator, pulp distributor, screen frame, chassis, suspension springs, screens, and other components. Mineral high-frequency screen has the following merits: high efficiency, low amplitude, high-frequency screening. The principle of the high-frequency screen is different from the general ones.Hertz frequency is used as the measurement at which the screen is redrawn. Using a high frequency rate will usually give clearer visibility, which results in less strain on your eyes and headaches. The available refresh rates for a display will depend on the monitor, its driver, and the set screen resolution .High-frequency screen is made up of the vibrator, pulp distributor, screen frame, chassis, suspension springs, screens, and other components. Mineral high-frequency screen has the following merits: high efficiency, low amplitude, high-frequency screening. The principle of the high-frequency screen is different from the general ones.Vibrating screening machines with direct excitation of the screen cloth. In contrast to conventional screeners, the vibration in these screening machines is generated by a high-frequency rocker shaft movement directly on the screen cloth. This allows the precise and energy-efficient separation of even the finest and most difficult to screen ...High frequency inclined portable screening plant with a built-in feeder. The CRS618HF features a 6’x18′ high frequency incline screen specially engineered for fines material screening and incorporates a built in feed conveyor for easy incorporation into new or existing crushing and screening operations. GET MORE INFORMATION. They are also used to dewater or dry waste material before disposal. This type of high frequency vibrating equipment only drives the rectangular polyurethane screen panel, while the frame remains fixed. High capacity screening equipment can screen or classify material ranging in sizes from 1/8 inch (3mm) down to 325 mesh. High Frequency Screen or Feeder. The General Kinematics High-Frequency Screen or Feeder, equipped with patented Structural Springs, is perfect for any midrange powder and bulk processing application. More robust than […]2017 ASTEC PTSC 3618VM, Tandem Axle Portable Screen Plant, *Located i Arlington, TX* PEP Vari-Vibe High Frequency Screen, 36" Conveyor, I-Beam Frame, Manual Operated Support Legs, 120 Gal.... We present a hybrid numerical-asymptotic (HNA) boundary element method (BEM) for high frequency scattering by two-dimensional screens and apertures, whose computational cost to achieve any prescribed accuracy remains bounded with increasing frequency. Our method is a collocation implementation of the high order hp HNA approximation space of Hewett et al. (IMA J Numer Anal 35:1698–1728, 2015 ...High Frequency Wireless, Anchorage, Alaska. 1,711 likes · 78 were here. We repair cell phones! Offering used and new cell phones, iPhone repair, Samsung repairs, gaming conNov 8, 2021 · What it is: If the brightness of the screen fluctuates rapidly. When it matters: Flickering can cause eye fatigue or headaches over time. Score components: 100.0% PWM Dimming Frequency. Score distribution. Nearly all monitors use LED lights behind their LCD panels to help display an image. Sometimes, those backlights may flicker to reduce the ... TCI High-Frequency Screens have the highest screen capacity in the industry for dry, fine material separation. TCI high frequency screens, commonly referred to as "PEP screens", come in a variety of sizes, frequency levels and configurations. Fine material is best separated with high speed and a small stroke. We present a hybrid numerical-asymptotic (HNA) boundary element method (BEM) for high frequency scattering by two-dimensional screens and apertures, whose computational cost to achieve any prescribed accuracy remains bounded with increasing frequency. Our method is a collocation implementation of the high order hp HNA approximation space of Hewett et al. (IMA J Numer Anal 35:1698–1728, 2015 ...High Frequency Screen or Feeder. The General Kinematics High-Frequency Screen or Feeder, equipped with patented Structural Springs, is perfect for any midrange powder and bulk processing application. More robust than […] To change the refresh rate. Select Start > Settings > System > Display > Advanced display . Next to Choose a refresh rate, select the rate you want. The refresh rates that appear depend on your display and what it supports. Select laptops and external displays will support higher refresh rates.Vibratory screen is a rectangular single-, double-, and multi-layer, high-efficiency new screening equipment. Vibrating screen can be divided into inclined and horizontal screen. At present, the screens range in width from 4′-12′ to 8′-32′. The screen size is usually set to 2.5 times its length and width. The width of the sieve ... Jul 29, 2020 · Diagnosing high-frequency hearing loss. Diagnosis of high-frequency hearing loss is made after a hearing test in a sound-treated booth at a hearing clinic. A hearing instrument specialist or audiologist usually will conduct the test. The results are plotted on an audiogram. If a person has high-frequency hearing loss, your audiogram will show a ... High-frequency screen, also known as high-frequency vibrating screen, high-frequency filter screen, has the characteristics of reliable structure, strong excitation force, high screening ...2017 ASTEC PTSC 3618VM, Tandem Axle Portable Screen Plant, *Located i Arlington, TX* PEP Vari-Vibe High Frequency Screen, 36" Conveyor, I-Beam Frame, Manual Operated Support Legs, 120 Gal.... In 1951, H. William Derrick Jr. invented the first high-speed screen vibrator. Through this successful innovation, he paved Derrick’s path into the Mining & Industrial market. Derrick continues to develop and manufacture an array of wet and dry, fine particle separation technologies that result in increased product recovery and reduced power ... High Frequency Screen Electric/Hydraulic Vibrators - All high frequency screens decks are driven by variable speed hydraulic vibrators (0-4,200 RPM) for optimal screen efficiency and production. Electric vibrators operating at 3600 RPM are available upon request. Directly-Induced Vibration - Applying high speed vibration (3600 - 4200 RPM) directly McLanahan's UltraDRY is a skid-mounted Dewatering Screen designed to fit under any brand of sand screw to improve final product dryness. It can also be installed on an inclined orientation with the use of spacer blocks to dewater underflow from a Hydrocyclone or Separator ™ to a drip-free consistency that is stackable, conveyable and ready for immediate sale.High-frequency vibrating screens usually operate at an inclined angle, traditionally varying between 0° and 25° and can go up to a maximum of 45°. They should operate with a low stroke and have a frequency ranging from 1500 to 9000 RPM. Frequency in High frequency screen can be fixed or variable.High-frequency vibrating screen is usually operated at an inclined angle 0°-25°, up to 45°, and the operating frequency range is 1500-7200r/m. 7. Grizzly Screen. Grizzly screen is often used for pre-screening before coarse and medium crushing of materials. The mesh size is generally >50mm, but sometimes <25mm.7.3K views 8 years ago. KPI-JCI and Astec Mobile Screens' high frequency screens are engineered to provide higher production capacities and more efficient sizing when compared to conventional ...High Frequency Screen Operation • 38°- 43° operating angle • Maximum stroke of .094”/ 2.38mm • Speed range from 3,600 - 4,200 RPM Rotary Tensioning System Provides quick screen media changes Easy replacement of... • 38°- 43° operating angle • Maximum stroke of .094”/ 2.38mm • Speed range from 3,600 ... Aug 26, 2022 · Astec Industries’ Materials Solutions Group has launched its newest mobile high frequency screening plant, the GT2612V. The plant features a 2612V Vari-Vibe high frequency screen. The two-deck, 6-ft. x 12-ft. (1.8 x 3.7 m) screen uses a unique rotary tensioning system that allows for some of the quickest screen media changes on the market ... High frequency inclined portable screening plant with a built-in feeder. The CRS618HF features a 6’x18′ high frequency incline screen specially engineered for fines material screening and incorporates a built in feed conveyor for easy incorporation into new or existing crushing and screening operations. GET MORE INFORMATION.Nov 3, 2016 · There are a few old services that the extension can't screen, like Flash, but overall the extension works much like an ad-blocker for ultrasonic tracking. The researchers plan to post their patch ... Sep 2, 2022 · Boulder City, Nevada 89005. Phone: (702) 323-7316. Email Seller Video Chat. Astec AMS 3100 Prosizer W/3136 Impact Crusher w/ High Frequency Screen *Remote grizzly control *Bulkhead (to assist with ramp) *Suspended 30" Self Cleaning Magnet *Wireless remote package for r...See More Details. Get Shipping Quotes. The high frequency vibrating screen uses a high-frequency motor, that is, a 2-stage motor (speed is 3000r/min) as the excitation source to destroy the tension of water molecules in the slurry. The high-frequency vibration makes the slurry smaller than the mesh hole pass through the screen and enter the lower layer The screen frame is discharged ...Mar 15, 2020 · In contrast to hydrocyclones, there was little use of screens in grinding circuits due to blinding problems and high surface area requirement. However, the advances in high-frequency mechanisms and screen surfaces with very small apertures have overcome those problems to some extent and the interest in screen classification is then renewed. high-frequency screener GPS series. process for mining linear vibrating. Contact. Weight: 4,724, 4,330 kg. Opening of the mesh: 0.2 mm. Screening surface: 6.7, 4.3 m². GPS series high frequency linear vibrating screen Out GPS series high - frequency linear vibrating screen is used for dehydration of coal slime and gangue. It uses high ...To change the refresh rate. Select Start > Settings > System > Display > Advanced display . Next to Choose a refresh rate, select the rate you want. The refresh rates that appear depend on your display and what it supports. Select laptops and external displays will support higher refresh rates.Aug 4, 2020 · We present a hybrid numerical-asymptotic (HNA) boundary element method (BEM) for high frequency scattering by two-dimensional screens and apertures, whose computational cost to achieve any prescribed accuracy remains bounded with increasing frequency. Our method is a collocation implementation of the high order hp HNA approximation space of Hewett et al. (IMA J Numer Anal 35:1698–1728, 2015 ... As a family-owned business for nearly a century, Deister Machine Company, Inc., plays an integral part within the aggregate industry. Many of the world's largest producers prefer its high quality line of feeding, scalping and screening equipment. Its products integrate with all components of the production system, while delivering maximum ...High Frequency Wireless, Anchorage, Alaska. 1,711 likes · 78 were here. We repair cell phones! Offering used and new cell phones, iPhone repair, Samsung repairs, gaming conHigh Frequency Wireless, Anchorage, Alaska. 1,711 likes · 78 were here. We repair cell phones! Offering used and new cell phones, iPhone repair, Samsung repairs, gaming conHigh-frequency vibrating screens usually operate at an inclined angle, traditionally varying between 0° and 25° and can go up to a maximum of 45°. They should operate with a low stroke and have a frequency ranging from 1500 to 9000 RPM. Frequency in High frequency screen can be fixed or variable.We present a hybrid numerical-asymptotic (HNA) boundary element method (BEM) for high frequency scattering by two-dimensional screens and apertures, whose computational cost to achieve any prescribed accuracy remains bounded with increasing frequency. Our method is a collocation implementation of the high order hp HNA approximation space of Hewett et al. (IMA J Numer Anal 35:1698–1728, 2015 ...As a family-owned business for nearly a century, Deister Machine Company, Inc., plays an integral part within the aggregate industry. Many of the world's largest producers prefer its high quality line of feeding, scalping and screening equipment. Its products integrate with all components of the production system, while delivering maximum ...China High Frequency Screen manufacturers - Select 2023 high quality High Frequency Screen products in best price from certified Chinese Vibrating Screen, Vibration Screen suppliers, wholesalers and factory on Made-in-China.comWe've tested each of these high refresh rate gaming monitors in this list to see whether their claims stand up and make sure no compromise has been made to post those sky-high refresh rate...The effect of moisture varies greatly according to other related conditions, such as the following: (1) size at which separation is to be made; (2) frequency and time length of wet coal runs; (3) wet coal and high proportion of fines; (4) wet coal and peak loads; (5) wet coal and high proportion of clay and shale mud.High-frequency screen is made up of the vibrator, pulp distributor, screen frame, chassis, suspension springs, screens, and other components. Mineral high-frequency screen has the following merits: high efficiency, low amplitude, high-frequency screening. The principle of the high-frequency screen is different from the general ones.
High Frequency Vibrating Screen is designed based on the principle of self-synchronization of dual motors, and the screen box assembly moves in a linear line. Imported vibration motor (Martin motor or OLI motor) with advanced technology, reliable operation and long trouble-free operation time. . Video sx
TCI - HIGH FREQUENCY SCREENS • TCI High-Frequency Screens are engineered to provide the highest production capabilities in the market. Aggressive vibration (3600RPM) applied directly to screen media allows for higher capacity and more efficient sizing, compared with conventional screens • Standard separations range from ½”to 20MChina High-frequency Screen manufacturers - Select 2023 high quality High-frequency Screen products in best price from certified Chinese Screen Machinery, Metal Screen suppliers, wholesalers and factory on Made-in-China.com Nov 8, 2020 · The effect of moisture varies greatly according to other related conditions, such as the following: (1) size at which separation is to be made; (2) frequency and time length of wet coal runs; (3) wet coal and high proportion of fines; (4) wet coal and peak loads; (5) wet coal and high proportion of clay and shale mud. Mar 10, 2023 · How to stop the whining noise your LCD monitor makes. Thankfully, there is a simple workaround within the software controls bundled with most video card drivers. The color adjustment screen in the display characteristics control panel also provides a brightness setting. Using this control reduces the brightness in the video card output. The effect of moisture varies greatly according to other related conditions, such as the following: (1) size at which separation is to be made; (2) frequency and time length of wet coal runs; (3) wet coal and high proportion of fines; (4) wet coal and peak loads; (5) wet coal and high proportion of clay and shale mud.Nov 3, 2016 · There are a few old services that the extension can't screen, like Flash, but overall the extension works much like an ad-blocker for ultrasonic tracking. The researchers plan to post their patch ... Jul 6, 2021 · The 1.5 x .375 product would go to the wash plant. The .375 x 0 would go to a high frequency double deck screen with 1/4-in. on the top deck and .125-in. on the bottom deck. We would size the screen to pass the .125-in. x 0 in the 3/8 x 0 feed to pass the bottom deck and be added to the wash plant feed. As a family-owned business for nearly a century, Deister Machine Company, Inc., plays an integral part within the aggregate industry. Many of the world's largest producers prefer its high quality line of feeding, scalping and screening equipment. Its products integrate with all components of the production system, while delivering maximum ...Sharper separation with low by-pass provided by high-frequency screening reduces the circulating load from approximately 400% (Fig. 13 a) with hydrocyclones to 80% (Fig. 3 b). Although both circuits produce same P 80 of 160 µm, high-frequency fine screen generates more narrowly sized product compared to cyclone (Fig. 14). Another benefit of ...2017 ASTEC PTSC 3618VM, Tandem Axle Portable Screen Plant, *Located i Arlington, TX* PEP Vari-Vibe High Frequency Screen, 36" Conveyor, I-Beam Frame, Manual Operated Support Legs, 120 Gal.... High-frequency screen. High frequency-screens usually employ vibration that is transmitted to the screen at an operating speed of 3,000 rpm. Additionally, a burst cycle, reaching 4,500 rpm, is provided to control screen blinding. This type of screen is used for fine-mesh screen-ing, with deck sizes ranging from 3/16 in. to 325 mesh. Circular ...Jul 6, 2021 · The 1.5 x .375 product would go to the wash plant. The .375 x 0 would go to a high frequency double deck screen with 1/4-in. on the top deck and .125-in. on the bottom deck. We would size the screen to pass the .125-in. x 0 in the 3/8 x 0 feed to pass the bottom deck and be added to the wash plant feed. Used 2010 DELTANK Twin 4' X 8' Dewatering Screen s mounted on a support with a water collection tank complete with electric vibration system and metal screen ing cloth, Dimensions 9'0" wide X 9'3" high X 22' long, ... $37,500 USD. Get financing. Est. $706/mo.Mar 10, 2023 · How to stop the whining noise your LCD monitor makes. Thankfully, there is a simple workaround within the software controls bundled with most video card drivers. The color adjustment screen in the display characteristics control panel also provides a brightness setting. Using this control reduces the brightness in the video card output. For Sale: 2016 TCI 6'x18' Double Deck High Frequency Screen. Factory brochure link at bottom of page. General: - Manufacture: TCI. - Screen type: High Frequency, also known as PEP screen. - Aggressive vibration (3600 RPM) applied directly to the screen media for optimal separation. - Support structure with stairs and walkway..