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Blonder-Tongue AMCM-860D
HE Series Modular Agile A/V Modulator

OUR PART #:  AMCM-860D

 AMCM-860 is a frequency-agile analog audio/video modulator available in NTSC channels 2-135 (54-860 MHz). Models are available in both stereo and mono audio inputs.
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Our Price: $370.76
List Price: $374.00
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 AMCM-860 is a frequency-agile analog audio/video modulator available in NTSC channels 2-135 (54-860 MHz). Models are available in both stereo and mono audio inputs. This 4th generation of AMCM-860 is equipped with the CALMTones feature, utilizing Audio AG

Features:

  • Audio AGC feature prohibits commercials that accompany broadcast programs from:
      -  (i) having modulation levels substantially higher than the broadcast program; and
      -  (ii) having an average maximum loudness substantially higher than that of the broadcast pro
  • Audio AGC feature prohibits commercials that accompany broadcast programs from:(i) having modulation levels substantially higher than the broadcast program; and(ii) having an average maximum loudness substantially higher than that of the broadcast program.
  • Audio AGC feature provides consistent audio level among all broadcast programs on different channels and amongdifferent programs within the same channel
  • Compact design allows for deployment of 12 channels in 2RU
  • Utilizes SAW filters for improved performance
  • Die-cast chassis for RFI immunity 

Specifications:

INPUT

  • Video:
      -  Connector::  “F” Female
      - Impedance::  75 O
      -  Return Loss::  24 dB
      -  Input Level::  1.0 volt peak-to-peak (87.5% depth of modulation)
      -  Frequency Response::  1.0 dB peak-to-valley (fv to fv+4.2 MHz)
      -  Peak-to-Peak Video-to-RMS Hum Ratio::  65 dB
      -  Signal-to-Noise Ratio::  62 dB (Weighted; 4 MHz bandwidth)
      -  Differential Gain::  2.0% (87.5% depth of modulation)
      -  Differential Phase::  1.0 degree (87.5% depth of modulation)
      -  Chrominance/Luminance Delay::  Per FCC Requirements
  • Mono Audio(standard):
      -  Connector::  RCA
      -  Input Impedance::  Greater than 10 kO, unbalanced
      -  Input Level:(for 25 KHz deviation):  0.5 - 4.0 volt peak-to-peak (constant AGC range)
      -  Frequency Range::  50 Hz to 15kHz
      -  Frequency Response::  ± 1 dB
      -  Total Harmonic Distortion::  1% @ 25 kHz deviation
      -  Signal-to-Noise Ratio::  66 dB
  • Stereo Audio (optional):  
      -  Connector::  RCA
      -  Input Impedance::  Greater than 10 kO, unbalanced
      -  Input Sensitivity:(for 55 kHz peak deviation):  0.5 - 4.0 volt peak-to-peak (AGC range with pilot tone)
      -  Frequency Response::  ± 0.75 dB (50 Hz to 12 kHz)
      -  Separation::  20 dB @ 50 Hz to 10 kH

Output

  • Connector::  F” Female
  • Impedance::  75 O
  • Return Loss::  12 dB
  • Frequency Range::  54 to 860 MHz (NTSC CATV Ch. 2 -135)
  • Power Level::  +45 dBmV
  • Power Level Range::  10 dB continuously adjustable
  • Carrier-to-Noise:(In Channel):  63 dB
  • Broadband Noise::  75 dBc (@ +45 dBmV output level, 4 MHz bandwidth)
  • Spurious Outputs::  60 dBc
  • Aural/Visual Carrier Ratio::  11 to -19 dB continuously adjustable
  • 4.5 MHz Aural Inter-carrier Freq. Tolerance::  ±150 Hz; 25°C
  • Visual Carrier Frequency Tolerance  
  • Standard Channels::  ±10 kHz; 32 to 122 °F (0 to 50 °C)
  • FCC Aeronautical Channels::  ±5 kHz; 32 to 122 °F (0 to 50 °C)

General

  • Dimensions (W x D x H):  1.0 x 7.78 x 3.5 inches (25 x 198 x 89 mm)
  • AMCM Modules:  
      -  MIPS-12C Power Supply::  4.6 x 7.5 x 3.5 inches (106 x 191 x 89 mm)
      -  MIRC-12V Chassis::  19 x 12.0 x 5.25 inches (483 x 305 x 133 mm)
      -  MIRC-4D Chassis::  19 x 9.0 x 1.75 inches (483 x 229 x 44 mm)
  • Power:
      -  MIPS-12C Power Supply::  100-240 VAC; 50/60 Hz
      -  MIRC-4D Power Supply::  100-240 VAC; 50/60 Hz
      -  Power Dissipation::  ~ 5 W (max. per AMCM Module)
  • Weight:
      -  AMCM Module::  0.8 lbs (0.36 kg)
      -  Fully Loaded Chassis::  15.8 lbs (7.2 kg)
  • Operating Temperature::  32 to 122 °F (0 to 50 °C)
  • Storage Temperature::  -13 to 158 °F (-25 to 70 °C)
  • Operating Humidity::  0 to 95% RH @ 35 °C max, non-condensing
  • Storage Humidity::  0 to 95% RH @ 35 °C max, non-condensing

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