Blonder-Tongue AMCM-860D

HE Series Modular Agile A/V Modulator

OUR PART #: AMCM-860D Write the First Review.

  • 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.
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List Price: $393.00
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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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