— 75 —
Transmitter
RF Power (50
Ω
Load)
dBm
−
7
−
10 ~
−
4
Modulation Sensitivity
mV
11
7 ~ 18
Frequency Response
0.3 kHz
dB
−
1
−
5 ~ +3
3.0 kHz
dB
−
1
−
5 ~ +3
Frequency Tolerance (25 °C)
Hz
0
±1500
Code Deviation
kHz
8
< 11
Distortion
%
1
< 5
S/N Ratio (CCITT Filter ON, Compander ON)
dB
40
> 35
Power Consumption
Base Unit
a. Standby Charge Off
mA
105
< 125
b. Standby Charge ON
mA
185
165 ~ 205
c. Talk
mA
150
< 170
Charge Current with full charged battery Handset Battery
mA
50
35 ~ 65
2nd Battery
mA
30
15 ~ 45
Handset Unit
a. Stand-by
mA
3.5
< 4
b. Talk
mA
85
< 100
Battery Low Detect Voltage
V
3.3
3.0 ~ 3.6
Battery:
Ni-Cd Battery 600 mAH (@1.2 V x 3 = 3.6 V)
Memory: Handset
10 Memories (16 Digits) + 1 Redial Memory (32 Digits)
Base
10 Memories (16 Digits) + 1 Redial Memory (32 Digits)
Operating Temperature:
−
10 °C ~ 50°C
Storage Temperature:
−
20 °C ~ 60°C
Requirements Compliance
Unit is designed to fully meet with UL1459 and FCC Rules, Part 15 and 68.
Содержание FT-8508
Страница 1: ...SERVICE MANUAL PUBLISHED IN JAPAN Jun 1998 FILE NO 2B0 9804 FT 8508 CORDLESS TELEPHONE ...
Страница 3: ... 2 OPERATING CONTROLS BASE UNIT CONTROLS HANDSET CONTROLS RS YZ 1 2 ...
Страница 10: ...Handset Main 9 BLOCK DIAGRAMS ...
Страница 11: ...Handset RF 10 ...
Страница 12: ...Base RF 11 ...
Страница 13: ...Base Main 12 13 ...
Страница 14: ...SCHEMATIC DIAGRAMS Base Main 14 15 ...
Страница 15: ...Base RF 16 17 ...
Страница 16: ...Base Key 18 19 ...
Страница 17: ...Handset Main 20 21 ...
Страница 18: ...Handset RF 22 23 ...
Страница 36: ...Base Main 41 ELECTRICAL PARTS LOCATION ...
Страница 37: ...Base RF 42 ...
Страница 38: ...Base Key 43 ...
Страница 39: ...Handset Main 44 ...
Страница 40: ...Handset RF 45 ...
Страница 41: ...Base 46 WIRING DIAGRAMS ...
Страница 42: ...Handset 47 W501 W 072147 J502 JK 736 9P J601 IC603 PORTABLE RF B501 PE1294DA TOP VIEW SOLDERING ...
Страница 71: ...MECHANICAL PARTS LIST ...