Spojovací prostředky, PVOS, zbraně, taktika... aneb neucelené a nekoordinované čtení o technice ČSLA

Spojovací prostředky, PVOS, zbraně, taktika... aneb neucelené a nekoordinované čtení o technice nejen ČSLA

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Wednesday, April 18, 2012

RF11M-2 (eng)

RF11 M-2 small VHF manpack transceiver (coded name Petr) used in CSLA

The RF11 M-2 was a very small and simple VHF manpack radioset dedicated for short range R/T wireless communication. It's part of design (T/R switching and PSU, features and some hardware (socket) was inspired by the German WW2 Klein-Funk-Sprechgerät d, Kl.Fu.Spr.d (Dorette) otherwise electrically it's more close design to Russian RSB
. (thanks to Miro, OM3CU)

The set consisting of two main boxes: the transceiver and battery case both carried on the operator's belt. Model RF11 M/2 was a later version of the RF11 and RF11 M which both operates on 23-28MHz. All versions are virtually identical.
  • Frequency range 48.5-51.5 MHz.
  • Battery valves (miniature type 1S4).
  • Power 1.5V LT and 120V HT.
  • Modulation AM R/T.
  • RF output more than 30mW.
  • Super-regenerative receiver.
  • 21 channels with 150kHz steps
  • Throat microphone.
  • 50MHz crystal for calibration, fitted in RF11 M/2-K.
  • Manufactured in 60's

73 - Petr, OK1RP


Text copyright © Petr, OK1RP

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