Empfänger DS 20 MC Graupner 3222 Double-SUPERHET. Highly selective receivers using the latest double superhet technology. Highest range even under severe interference conditions. The 100 000-fold proved anti-blocking-cross (abc) control system prevents blocking, cross-modulation and channel intermodulation when subjected to severe interference and adjacent-channel levels. Newly developed steep slope ZF-filters provide extreme resolution and selectivity characteristics. Type DS 20 mc 35, Frequency band 35 MHz. Operating voltage 4,8 ... 6 V**
Current drain 17 mA
Channel grid 10 kHz
Sensitivity 10 µV
No. of plug-in servos 9
Temperature range approx. –15 ... + 55° C
Antenna length approx. 1000 mm
Dimensions approx. 55 x 23 x 22 mm
Weight approx. 26 g
**4 NC cells or 4 dry cells
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