E-Tech IP 400 - Receiver and Theory of Operation; Receiver Specifications; External Unit View

FILE: IP 400 Service manual.doc 2004.05.07
E-TECH Co., Ltd 4/18
3-3 Receiver
1) Receiver Type : Double Super Hetero type
2) Sensitivity : -0.25uV 이하(12dB SINAD 시)
3) Frequency Stability : ±0.00025%(±2.5PPM)
4) SPURIOUS Rejection : -70 dB
5) Adjacent Channel Selectivity: -60 dB (Narrow) , -70 dB (Wide)
6) Distortion : 5% (1 kHz 60%)
7) Hum & Noise : -40 dB(HP8920A 300Hz 3kHz ～ BPF)
8) Audio output : 1000 mW
9) BAND SPREAD : 85MHz
10) Speaker size : 45 pi
4. Theory of Operation
EXTERNAL VIEW
12)Antenn
4)Emergency Key
9) PTT button
10)Mic
2)Monitor Button
14)LCD
1)TX POWER
HIGH
/
LOW
3)Scan button
8)Squelch
6)Menu Button
11)POWER ON/OFF
&Volume control
13)Ear/Mic Jack
PC-Programming Jack
14)SPEAKER
5,7)Enter button