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TV Modulator


WM-90L   Agile whole band TV modulator double side band 

The WM-90L is a agile TV modulator double side band in the whole TV band. Is ideally suited for MATV head-end. It features a high stability synthesized controlled by microprocessor.

 CH-2 to CH-69 (48.25 to 855.25 MHz)
  95 dBuV output
  Low Spurious
  PLL Synthesized Channel control
  Low noise for multiple installation
  Adjustable Audio Video level

 Specifications

Frequency range CH-2 to CH-69 (48.25 to 855.25 MHz)
Frequency setting TV channel steps
Frequency control PLL synthetizer
Spurious 60 dB below  Video carrier
Max Output level 95 dBuV
RF output level range 20 dB continuously adjustable
Video / Audio carrier ratio -14 dB
RF output return loss 16 dB Min.
Video input level 1.0 V p-p for 87.5% mod.
Audio input level 400mV p-p for -+30KHz dev. adj.
Audio carrier frequency 5.5 MHz about video (PLL controlled)
Audio pre-emphasis 50 uS
Operating voltage 210V – 240V  50/60 Hz
Size 210(L) x 77(H) x 51(W) mm
Weight 920 g