Receiver; Front Panel Controls; Led Indicators; Lcd - Simoco Xfin Blade Service Manual

Duty Cycle
Audio Distortion <5% at 1kHz, 60% deviation
Audio
Frequency
Response
Hum and Noise
Transmit Rise
Time

3.3.3 Receiver

Sensitivity
Rx Current
Consumption
Selectivity
Intermodulation
Audio Response ±3dB of de-emphasised 300 to 3000Hz with CTCSS
Audio Output
Blocking
Hum and Noise
3.4 F P
RONT ANEL

3.4.1 LED Indicators

On the front of the Blade there are the following 5 LED indicators (from left to right):
Legend Colour
Power Green
Tx Red
Rx Yellow
CC Orange
Alm Red

3.4.2 LCD

On the left side of the front panel is an LCD (Liquid Crystal Display) 2-by-20 Character
Display. It indicates channel (control/traffic) and network status (master/slave). It also
indicates volume level for the internal monitor speaker and presents a menu system. See
the LCD Menu Operation section later in the manual.
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100%
+1db to –3db of pre-emphasised 300 to 3000Hz on 25kHz channel,
300 to 2550Hz on 12.5kHz channel
>40db (12.5kHz), 45db (25kHz)
<25ms
Voice: ≥12db SINAD for 0.3µV
Data: typical FFSK performance for <10
0.3µV – 1200 baud in 12.5kHz & 1200/2400 baud in 25 kHz,
pd
0.5µV – 2400 baud in 12.5kHz channel. [Ref: EN300-113-1:9.1]
pd
Typical: 1.0A (20°C)
Max: 1.55A (fans & audio on maximum)
>73db (25kHz), >63db (12.5kHz)
>70db (ETSI method)
2W internal monitor speaker
rms
>95dB at ±1Mhz
>40dB (12.5kHz) – CCITT weighted
C
ONTROLS
Description
Indicates presence of 3.3V DC
Indicates unit is keyed up
Indicates RF signal received
Control Channel Activity
Alarm indicator – access LCD 'alarms' menu or connect
PC to diagnose
(typically >20db) for 25kHz channel.
pd
-2
BER (<20%MER):
DESCRIPTION