Eastern Miscellaneous

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      UM 1
  UM 2






  UM 2

is a HF amplifier, intended for amplifying radios of low power  R 105M, R 108 M and R 109 M. Also other radios of low power  can be amplifyed.
It is built up as backpack in the same housing as for example R 105M (plastics), only deeper  in  dimensions.

Frequency range:
20.0... 46.1 MHz, = 10 W,  divided in three ranges.
46.0... 61.0 MHz, = 7 W, one range.


Technical data:
Mass + weights:
L/b/h: 365 x 140 x 310 mm, 15 kg without batteries.
Transmitting power
10 / 7 Watts.
Rated voltage
8.8 - 10.4 V.
Power input
4.8 - 5.5 A
Power supply
8 batteries KN 14 in series, in the rear part of the set.
Actual working time
18 hrs with a transmission/receiving relation 1:3,
Feed crate
HF amplifier
HF adapter
HF cable
NF cable
Dummy load
Tool kit