SPECIFICATIONS
DESCRIPTION
Unit
LIMIT
Frequency Range: Transmit
MHz
156.025 To 157.425.
Frequency Range: Receive
MHz
156.050 To 162.025 (Eu)
156.050 To 163.275 (Us)
Number Of Channels
59 INT, 57 USA, 57 Canada
100 Memory Channels
10 Weather Channels (Us)
Oscillate Mode
PLL
Modulation
FM(16K0G3E)
Channel Spacing
KHz
25
Frequency Stability
PPM
±10
Standard Operation Temperature
°C
-15 To +55 (Eu), -20 To +50 (Us)
Normal Working Voltage
V
7.4
Low Limit Working Voltage
V
7.35
Hour
8 ( 6W @ 7.4V / 1000mAH )
Battery Lifetime
( Tx 5% / Rx 5% / Standby 90%)
Hour
16 ( 1W @ 7.4V / 1000mAH )
Memory Resented
Flash
Antenna Socket
FIXED
Display
LCD With Background Light
Built-ln Speaker
Diameter 40mm / Impedance 8 Ohm
Dimension :
123 X 62 X 36 mm (not including antenna)
Weight : ( Without Battery)
228g
VHF RECEIVER
Sensitivity For 12dB Sinad
dBm
≤ -100
Rated audio output@5% Thd Speaker
mW
≥ 250
Deviation sens.For rated output (VR @ max.)
±kHz
≤ 2.5
Max.S/N ratio @ 1mV
dB
≥ 40
Audio frequency resp.
@300HZ
dB
9 ± 3
@2500HZ
dB
-9 ± 3
Speaker output 8Ω load @ Max Vol
mW
≥ 400
Standby Current
mA
≤ 50 (Eu), 68 (Us)
Receiver Current @ Max Vol.
mA
≤ 200
Charging current
mA
180 ± 30
2
Содержание MR HH475 FLT BT
Страница 11: ...WIRING DIAGRAM 11 ...
Страница 12: ...PRINTED CIRCUIT BOARD Main PCB Top View VR2 VC1 12 ...
Страница 13: ...PRINTED CIRCUIT BOARD Main PCB Bottom View L18 L20 13 ...
Страница 14: ...PRINTED CIRCUIT BOARD Cradle Charger PCB View Top View Bottom View 14 ...
Страница 16: ...EXPLODED VIEW for HH475 Main Part 16 ...
Страница 17: ...EXPLODED VIEW for Battery and Antenna 17 ...
Страница 54: ...U4 U5 324 NJM V 54 ...
Страница 60: ...U401 HT1621 DICE 60 ...