CHAPTER 23
PAGE 3
MAINTENANCE MANUAL EXTRA 300/SC
PAGE DATE: 16. June 2008
23-00-00 GENERAL
The aircraft is equipped with a BECKER communication
system. Maintenance work or overhaul of the this system
requires consultation of the manufacturer. (Refer to BECKER
Flugfunkwerk GmbH).
23-10-00 Speech communication
The VHF-communication system consists of:
1 transmitter/receiver, VHF radio (BECKER AR 4201)
2 circuit breaker 5Amp.
3 VHF whip antenna (POINTER TSO-C91A)
4 switch (radio master)
23-10-01 BECKER AR 4201
N O T E The informations given for VHF radio AR 4201 are
based on the manufacturer´s operator´s and installa-
tion manual. Refer to BECKER operator´s and instal-
lation manual for further information.
Installation Instruction
The AR 4201 VHF transceiver is installed in the instrument
panel, rear mounted and secured with 4 M3-screws. For the
electrical installation the AR 4201 is interconnected through
the wiring harness ref.431.001-950 following the wiring
diagram (see section "Wiring Diagram" in the Becker
instruction booklet and refer to Chapter 92 "Schematics" in
this manual).