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Approved by:
Rev.No:
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Release Date:
Page: 3 Of 57
Model No: 3420
Drawing No:
Customer :
Model No:
H 520 PLUS
Rev. Date:
SPECIFICATIONS
1. GENERAL
Channels………………………...……………………………………………………................... 400 Ch AM/FM 4W
Frequency Range………………………………...…………………………..……………......25.615 to 30.105 MHz
FrequencyControl………………………………………………………………………………..…………..…….……PLL
Operating Temperature Range……………………………………..……..……………………………-10
°
/ +50
°
C
DC Input Voltage…………………………………………………....………………………..………....9.0 V DC
±
15%
Size………………………………………………………………….……..………..….…140(L) X 60(W) X 30(H) mm
Weight………………………………………………………………………………..…………..……...……..……0.50 kg
2. RECEIVER
Receiving System……………………………….…………………………....Dual Conversion Super Heterodyne
Intermediate Frequency…………………………………………...…….…1
st
IF: 10.695 MHz, 2
nd
IF: 455 MHZ
Sensitivity……………………………………….…..............................….0.5
µ
V for 20 db SINAD in FM mode
Audio Distortion……………………………………………………….….……..…………….Less Than 8% @ 1 KHz
Image Rejection……………………………………….…………………..………………………………………...60 dB
Adjacent Channel Rejection………………………………………….…………………………………………....60 dB
Signal/ Noise Ratio…………………………….…………………………….…………………………………..….45 dB
Current Drain at standby……………………….…………………………………………………………..……..60 mA
3. TRANSMITTER
Output Power…………………………………………………………………………………..……...….4W @ 9.0 V DC
Modulation………………………………………………………………..………….…...………FM: 1.6 KHz
±
0.2 KHz
Frequency response…………………………………………….…................................From 300 Hz to 3.0 KHz
Output impedance………………………………………………………………………………RF 50 ohm Unbalance
Signal/ Noise Ratio…………………………………………………………………………………..………..40 dB MIN
Current Drain…………………………………………………………………………………………….….…….1300 mA
