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TM20-16R/RP   20-inch Broadcast Color Monitor

 

Ikegami 16-Series Color Monitors are High Performance, Low Cost Monitors. The units are specifically designed for production or broadcast applications and produce high- fidelity video reproduction with easy operation by utilizing In-Line Gun CRT technology, Comb Filter (NTSC only), A/B/RGB or Component (selectable)/ YC(option) Video input.

  • Cathode Ray Tube
  • In-Line Self Converging Electron Gun assures convergence stability.
  • Black Matrix surrounding CRT face assures high contrast under bright ambient illumination.
  • Circuitry
  • Comb Filter provides wide band luminance, switchable to notch filter at front panel (NTSC only).
  • Feed-Back Clamp provides excellent Black Level Stability with varying APL.
  • Pre-Set Operating Controls: Hue (NTSC only), Chroma, Brightness, Contrast.
  • Sweep failure protection circuits prevent phosphor bums.
  • System Conveniences
  • 4 Video inputs (A/B/YC (option)/RGB or YPBPR), with front panel switchable
  • TM20-16R/RP can be rack mounted in 15.25" height.
  • Horizontal Time Constant can be selected either 0.5msec or 2msec.
  • Test Facilities Provided
  • Underscan Switch to permit observation of picture comers.
  • Pulsecross Switch for sync signal verification.
Specifications
GENERAL
Input Voltage (Nominal value) 100-120V/200-240V AC ± 10%
Single phase, 50/60Hz Input Power Approx. 70W (at normal operation)
 Input Signals 1) Video Inputs
  • Encoded Video
    Composite (1.0Vp-p nominal) or Non-composite
    (0.7Vp-p nominal), positive polarity, two (2) each
  • R/G/B Video or Component Video selectable by switch (NTSC)
    R/G/B: Non-composite (0.7Vp-p nominal), positive polarity, one
    (1) set (requires external sync)
    Component (SMPTE): Y: VS 1.0Vp-p, V0.714Vp-p
    R- Y: 0.525Vp-p
    B-Y: 0.525Vp-p
  • R/G/B Video or Component Video selectable by switch (PAL)
    R/G/B: Non-composite (0.7Vp-p nominal), positive polarity, one (1) set
    Component: Y: 1.0Vp-p nominal, positive polarity
    PR: 0.525Vp-p nominal
    PB: 0.525Vp-p nominal
  • Y/C Video (Option)
    Y: Composite (1.0Vp-p) positive polarity
    C: Non-Composite (0.286Vp-p burst)
  • Connection
    Video A/B: Bridging BNC connectors, high impedance
    Component: Terminated 75 ohm
    RGB: Terminated 75 ohm
    Y/C: Terminated 75 ohm
    7 pin multi (option)
    • 2) Composite Sync Input
  • Standard Sync
    4Vp-p ± 2Vp-p nominal, negative polarity, one (1)
  • Connection
    Bridging BNC connectors, high impedance
    3) Remote Control Functions
    a) Video input selector (A/B/Component)
    b) Sync mode (Internal/External)
    c) Color/Monochrome select
    d) Tally (ON/OFF)
    •  Vertical Sweep Rate Nominal 59.94Hz (NTSC), 50Hz (PAL) Horizontal Sweep Rate Nominal 15.734kHz (NTSC), 15.625kHz (PAL) Scanning 525 lines/frame (NTSC), 625 lines/frame (PAL)
    60 field/second (NTSC), 50 field/second (PAL)
    30 frame/second (NTSC), 25 frame/second (PAL)
    2:1 interlace     Display Device 1) CRT type In-line gun, Slot-shadow mask, Medium resolution CRT 2) Size TM20-16R/RP: 19V
     3) Mask pitch 13V: 0.41mm (Horizontal)
    19V: 0.55mm (Horizontal)     4) Resolution (at center) 13V: 500TV lines (at 60 ft-L)
    19V: 500TV lines (at 40 ft-L)     Video Signal System
    1. Frequency Response (measured with aperture gain 0, 3.58MHz (NTSC), 4.43MHz (PAL) notch filter ON)
      60Hz (NTSC), 50Hz (PAL)- 7MHz: flat within ± 1/3dB (referred to 100kHz)
    2. Pulse Response (at each R/G/B amplifier output with 0.05 micro sec. rise time square wave video input)
      Overshoot <10% with 250kHz square wave
      Sag <55% with 60Hz (NTSC), 50Hz (PAL) square wave
    3. Chrominance Rejection Ratio (measured with aperture gain 0, notch filter ON)
      Less than -24dB
    4. Aperture Correction
      Correction characteristics:
      Waveform of overshoot of 2T pulse appears symmetrically with notch filter ON
    5. Noise (measured at each R/G/B channel in active scan period)
      Coherent noise: -40dB
      Hum noise: -50dB
      Other noise: -50dB
    Color Signal System
    1. Chroma Signal Frequency Response (measured at chroma output test point when video sweep signal of 1.0Vp-p composite is supplied at video input)
      3.58MHz ± 0.5MHz (NTSC); flat within -3dB - +1dB
      4.43MHz ± 0.5MHz (PAL)
    2. Demodulation Axis Phase Difference
      90° ± 2°
    Sync: System 1) Sync Stability
    Stability of synchronization will be met for the following conditions.
  • Internal Sync Video input level change of ± 6dB from the rated value to 1.0Vp-p
  • External Sync Sync signal input level between 1 and 8Vp-p
    • 2) Vertical Hold
  • Holding Range Vertical hold will be maintained between 59.94Hz.
  • Interlace Ratio The interlace ratio will be ± 5%.
    • 3) Horizontal Hold
  • Holding Range Pull in range will be ± 300Hz.
    Holding range will be ± 700Hz.
  • AFC Time Constants Two (2) horizontal time constants will be provided.
    a) 2msec.
    b) 0.5msec.
    • Deflection System 1) Scanning Amplitude (Normal scan) Adjustable to 1% of CRT effective area with an aspect ratio of 4:3
     2) Geometry and Linearity Less than 2% of picture height 3) Convergence
  • Picture Center (within circle of 80% of picture height)
    Less than 0.5mm
  • Picture Corners (outside area of picture center)
    Less than 1.0mm
    • 4) High Voltage
  • Tolerance
    24kV±1kV
  • Regulation
    ± 5% over the range of 0 - 450 microA referred to 150 microA
    • Ambient Temperature 0°C-40°C (32°F-104°F) 90% or less relative humidity (non-condensing) Mechanical 1) External Dimensions a) TM20-16R/RP: 448(W)X399(H)X510(D)mm / 17.6"(W)X15.7"(H)X20.1"(D) (w/Cabinet) 2) Weight
    a) TM20-16R/RP (w/Cabinet): Approx. 27 kg (59.4 lbs)
    Design and specifications are subject to change without notice.
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