Modern Era FM Backpack Portables
DH4PY

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      SEM-35
  LS 25-53
      SEM-70

 

 

 

 

 

  LS 25-53

is a solid state HF amplifyer for SEM-35.

"LS 25-53 was developed under the name of LS 25/52 by SEL and was brought into action in small numbers. It was used to boost the SEM-25 in special engagements. Later Telemit (Munic) built the amplifyer and used it in its radio set COM 80." ( Info by ex DL7CR ).

Frequency range:

26,9 bis 69,5 MHz

 


Technical data:
Frequency range:
26 ... 76 MHz
Supply voltage:
21 ... 29 V.
Current drain receiving / transmitting:
0,15 A / 6 A.
Power input:
min. 1 W.
RF output low / high:
10 or 50 Watt switchable.
Range:
50 ... 70 km.
Dimensions:
100 x 250 x 270 mm.
Weight:
max. 8,0 kg.