475 FEATURES:

• Microprocessor controlled
• Selectable Input Channels – VHF/UHF Off-Air, Cable STD and Cable HRC

  • 475: 54-860MHz
  • 475T: 7-860MHz
• External Composite IF Loop
• Multiple Video Output Ports
• Front Panel Controls with Digital Display
• Composite and Vertical Sync Output Ports
• 4.5 MHz Aural Subcarrier Output (System M/N)
• Composite Video and Aural Subcarrier Output Port

AVAILABLE OPTIONS:

• T-Channel Input (T7-T14)
• Dual RS-232 Control with Daisy Chain Capabilities which allows for remote control by PC workstation

SPECIFICATIONS:

Video Section

• Input: C3F Neg: NTSC
• Input Impedance: 75 Ohms Unbalanced
• Input Frequencies: 54 - 860Mhz
  • With 'T' Option: 7 - 860Mhz
• RF Bandwidth: 6.0Mhz
• Input AGC Range: -10 to +20dBmV, +50 to +80dBuV
• Input AGC Type: Sync Tip Ref
• Recommended Input: 0 to +10 dBmV, +60 to +70 dBuV
• Noise Figure: 9dB VHF, 10dB UHF
• Adjacent Channel Rejection: 60dB
• Image Rejection: 60dB

IF Section

• Video IF Level: +37 dBmV
• Audio IF Level: +22 dBmV
• Return Loss: >14dB
• IF Frequency:
• Video Carrier: 45.75 MHz
• Audio Carrier: 41.25 MHz
• Video Sound Spacing: +4.5 MHz
• Vestigial Sideband Width: 0.75 MHz

Output Section

• Video Output, Adjustable: 75 Ohms - 0.5 - 1.4V P-P
• Frequency Response @NTSC 4MHz: +/- 1 dB
• Differential gain: 5% Max
• Differential Phase: 5 Deg max
• Signal to Noise Weighted CCIR: 50dB min
• Audio Output, Adjustable 600 Ohms: 0.5 - 1.4V P-P
• Distortion: @ 1KHz: 1% max
• Signal to Noise, w/ De-emphasis: 50 dB min