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Comtech Radyne QAM256 Digital Video Modulator and Cable Upconverter

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  • Optional ethernet interface
  • QAM to 256-QAM modulation
  • Cost-effective Headend solution
  • Optional -48 VDC power supply option


SKU:

Specifications Without Cable Upconverter
Data Rate 1 to 52 Mbps
Modulation 4, 16, 32, 64, 128, 256-QAM (7 Msps Maximum)
Roll Off 12, 15, and 18% Selectable
FEC 204/188 Reed-Solomon

With I = 1 - 204 Programmable

Forney Convolutional Interleaver

Meets J.83 Annex A, Annex B
IF Interface
Output Frequency 43 to 44 MHz

(Optional 35 to 37 MHz), 1 Hz Steps
Power Output 0 to -25 dBm
Spurious -50 dBc
Connector BNC
Impedance 75 Ohms
Baseband Interface
Format MPEG-2 Transport
Physical ASI

Advanced ASI

DVB Parallel

M2P Parallel
Remote Interface
RS-485, Terminal RS-232,

Ethernet 10 Base-T (Optional)
Physical
Chassis Size 19" W x 17 3/4" D x 1 3/4" (1 RU) H (48.26 cm x 45.09 cm x 4.45 cm)
Power 100 to 240 VAC, 50/60 Hz or -48 VDC Optional
Environmental 0 to 50°C Less than 95% Humidity @ 25°C
Specifications With Cable Upconverter
Data Rate 4 to 52 Mbps
Modulation 4, 16, 32, 64, 128, 256-QAM (7 Msps Maximum)
Roll Off 12, 15, and 18% Selectable
FEC 204/188 Reed-Solomon

With I = 1 - 204 Programmable

Forney Convolutional Interleaver

Meets J.83 Annex A, Annex BIF Interface
RF Interface
Output Frequency 50 to 862 MHz Total, 1 MHz Steps
Power Output 45 to 60 dBmV, 1 dB Steps
Output Accuracy ±1.0 dB
Output Stability ±0.5 dB
Power Adjustment 15 dB
Spurious -50 dBc In-Band, 45 dB Out-of-Band
Phase Noise -88 dBc/Hz 10 kHz Offset (ssb)
Carrier Mute 55 dB, Automatic on Frequency Change
Connector F Type
Return Loss 16 dB
Impedance 75 Ohms
Output Monitor -20 dB, ±3 dB from RF Output, F Type
Baseband Interface
Format MPEG-2 Transport
Physical ASI

Advanced ASI

DVB Parallel

M2P Parallel
Remote Interface
RS-485, Terminal RS-232,

Ethernet 10 Base-T (Optional)
Physical
Chassis Size 19" W x 17 3/4" D x 1 3/4" (1 RU) H

(48.26 cm x 45.09 cm x 4.45 cm)
Power 100 to 240 VAC, 50/60 Hz or -48 VDC Optional
Environmental 0 to 50°C

Less than 95% Humidity @ 25°C

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