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| Modulators | Demodulators | Combiners | Receivers | Up Converter |

   Modulators> HB97D
HB97D Audio & Video Modulator

Features

 • Superior vestigial sideband filtering for adjacent channel systems

 • Full +52dB mV output

 • Low spurious harmonic output

 • two year limited warranty

 • Highly accurate crystal controlled oscillator

 • Professional picture quality

 • Front panel -25 dB test point

 • Rear panel AC convenience outlet

 • International models available on special order

Specifications

RF

  Frequency confine:   45 to 860.00MHz

  Output level:25 to 45 dB mV, continuously adjustable from front panel

  Output Impedance:  75 ohm

  Audio/Video stability: adjustable -10 to -20 dB below video carrier

  Frequency stability: \10KHz(\5 KHz in aeronautical band)

  Spurious Output: 62dB below video carrier with A/V ratio @-20dB

 

Video

  Input Level: 0.5V p-p minimum for 87.5% modulation

  Input Type: Composite video negative sync

  Visual C/N: 60 dB @ 6 MHz BW

  Frequency response: \1.5 dB(30KHz to 6 MHz)

  Hum and Noise: -60 dB @87.5%

 

Audio

  Baseband Input Impedance: 600 ohms unbalanced

  Baseband Input Level: 0.5 /v p-p for 25KHz deviation

  Pre-emphasis: 75 microsecond

  Flatness: 1.5 dB(50 Hz to 15 KHz)

  Video/Audio Separation: 6.5 MHz

 

General

  Power Input: 180 to 230 V AC, 50 Hz, 20W

  Operating Temperature: -10≧ to 40≧

  Dimensions: 19"(L)〜7.5"(W)〜1.75"(H)

  Weight: 2.1Kg

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