P379 FEATURES:

  • Totally Microprocessor Controlled with Self-Diagnostic Monitoring
  • Selectable Input Channels :
    • Off Air Channels 2 through 69 (VHF and UHF)
    • Standard Cable Channels 2 through 125 (54MHz – 806MHz)
    • HRC Channels 1 through 125
    • Optional T7 - 14 (With 'T' Option)
  • Selectable Output Channels :
    • Standard Cable Channels T7 through 118 (7MHz – 756MHz)
    • HRC Channels 1 through 118
    • Off-Air 2 - 69 (With 'U' Option)
  • Automatic Input Offset Control:
    • Unique Circuit Detects and Corrects Input Signal Offset Frequency for
  • Heterodyne Processing Before the IF
  • SAW Filtered IF Designed for Adjacent Channel Operation
  • +60dBmV Output Using Low-Distortion Hybrid Amplifiers
  • Non-Volatile Channel Memory
  • Synthesized Oscillators
  • Crystal Referenced Phase Locked
  • Digital LED Readout
  • External IF Loop
  • Internal Switch Selects Standard or HRC Output
  • Surface Mount Technology Construction
  • RF Muted During Tuning

AVAILABLE OPTIONS:

  • T-Channel Input (P379T): Allows for T7 - T14 Inputs as well as standard input frequencies
  • Defeatable AGC for Manual Gain Control
  • Dual RS-232 Control with Daisy Chain Capabilities which allows for remote control by PC workstation
  • 'P379U' Option allows for output on UHF/VHF frequencies

SPECIFICATIONS:

Tuner Section

  • Input: C3F Neg: NTSC
  • Input Impedance: 75 Ohms Unbalanced
  • Input Frequencies: 54MHz-806Mhz
  • T-Channel Option: 7MHz-806MHz
  • Off-Air Channels: 54 - 806MHz
  • RF Bandwidth: 6.0 MHz
  • Input AGC Range: -10 to +20 dBmV
    • +50 to +80 dBuV
  • Input AGC Type: Sync Tip Ref
  • Recommended Input: 0 to +10 dBmV
    • +60 to 70 dBuV
  • Noise Figure: 9dB VHF
    • 10 dB UHF
  • Adjacent Channel Rejection: 60dB
  • Image Rejection: 60dB
  • Audio Carrier Adjustment Range
    • Below the Video Carrier: Flat to -10 from input levels

IF Section

  • Video IF Level: +37 dBmV
    • +97 dBuV
  • Audio IF Level: +22 dBmV
    • +82 dBuV
  • 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
  • Second IF Frequency: 945.75 MHz

RF Section

  • Output Frequency: 7-750MHz
  • Frequency Tolerance: +/- 1 KHz
  • Output Level: +60 dBmV max
    • Adjustable: 120 dBm V
  • Output Impedance: 75 Ohms unbalanced
  • Spurious Output: <-60 dB
  • Return Loss: <14 dB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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