Holland Electronics HPM55 Fixed Channel Modulator, Ch 2 - Ch 45

Details

Please specify the channels that you need for your head end system.

Please call for current pricing on Ch 30 and Up.

Adjacent channel audio/video modulator specifically designed for head-ends requiring proven performance. The HPM55s internal filters provide sharp VSB reduction for adjacent channel operation while maintaining similar C/N and video response found in more expensive SAW modulators.

Frequency Range: 54 - 300 MHz
Output Level: 55 dBmV min., adjustable from front panel
Output Impedance: 75 ohm
Output Return Loss: 15 dB
Audio/Video Ratio: Adjustable -10 to -24 dB below video carrier
Frequency Stability: ±5 kHz in aeronautical band. Conforms to FCC Docket 21006
Spurious Output: -60 dB below video carrier with A/V ratio @ -15 dB
Visual C/N: >60 dB @ 4 MHz BW
Input Type: clamped video negative sync
Frequency Response: ±1.5 dB (30 Hz to 4.2 MHz)
Hum and Noise: -60 dB @87.5% modulation
Baseband Input Impedance: 600 ohms unbalanced
Baseband Input Level: 0.5V p-p for 25 KHz deviation
Pre-Emphasis: 75 microsecond
Flatness: 1.5 dB (50 Hz to 15 KHz)
Power Input: 110 VAC, 60 Hz
Operating Temperature: -10°C to +50°C
Dimensions: 19"L x 3"D x 1.75"H
Weight: 3.75 pounds
Connectors: "F" Type