Input- And Output-Signals - Benefon SIGMA GOLD TDP-52-SN3 Service Manual

Sigma gps handset service manual
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5.3.8 Input- and Output-Signals

RF input from the duplex filter
RXINJ
12.8 MHz
VRX
450 kHz
RXAUDIO
RSSI
SENSITIVITY CHECK
channel
001
180
4Z0700GB.__2
Product: TDP-52-SN3 (Sigma Gold)
27.1.1999
463,000...467,475 MHz
RX injection signal to the double balanced
mixer
12.8 MHz signal to the multiplier for the
2.mixer
RX operating voltage 4.75 V from the regula-
tor
Output from 2. IF to the AFC detector
Receiver audio output 100mVrms
Received signal strength indicator output
0,5...2V
RF input
-113 dBm
-113 dBm
SINAD psof.
20 dB
20 dB
/
OY0725
40

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