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SPECIFICATIONS
Measurement Conditions
Standard Voltage:
Handset Unit
DC 3.6 V ±0.025 V
Base Unit
AC 120 V ±3 V 60 Hz
Temperature:
25 °C ±5 °C
Channel:
CH
Handset (TX Frequency)
Base (TX Frequency)
1
902.078145 MHz
925.999522 MHz
2
902.128199 MHz
926.049576 MHz
3
902.178254 MHz
926.099630 MHz
4
902.228308 MHz
926.149684 MHz
5
902.278362 MHz
926.199738 MHz
6
902.328416 MHz
926.249792 MHz
7
902.378471 MHz
926.299846 MHz
8
902.428525 MHz
926.349900 MHz
9
902.478579 MHz
926.399954 MHz
10
902.528633 MHz
926.450008 MHz
11
902.578688 MHz
926.500062 MHz
12
902.628742 MHz
926.550116 MHz
13
902.678796 MHz
926.600170 MHz
14
902.728851 MHz
926.650224 MHz
15
902.778905 MHz
926.700278 MHz
16
902.828959 MHz
926.750332 MHz
17
902.879013 MHz
926.800386 MHz
18
902.929068 MHz
926.850440 MHz
19
902.979122 MHz
926.900494 MHz
20
903.029176 MHz
926.950548 MHz
21
903.079230 MHz
927.000602 MHz
22
903.129285 MHz
927.050656 MHz
23
903.179339 MHz
927.100710 MHz
24
903.229393 MHz
927.150764 MHz
25
903.279448 MHz
927.200818 MHz
26
903.329502 MHz
927.250872 MHz
27
903.379556 MHz
927.300926 MHz
28
903.429610 MHz
927.350980 MHz
29
903.479665 MHz
927.401034 MHz
30
903.529719 MHz
927.451088 MHz
31
903.579773 MHz
927.501143 MHz
32
903.629827 MHz
927.551197 MHz
33
903.679882 MHz
927.601251 MHz
34
903.729936 MHz
927.651305 MHz
35
903.779990 MHz
927.701359 MHz
36
903.830045 MHz
927.751413 MHz
37
903.880099 MHz
927.801467 MHz
38
903.930153 MHz
927.851521 MHz
39
903.980207 MHz
927.901575 MHz
40
904.030262 MHz
927.951629 MHz
Telephone line Voltage/Load:
DC 48 V ±2 V/600 ohm
Ring Frequency:
20 Hz
Ring Duration:
2 Sec ON,4 Sec OFF
Standard Modulation:
1 kHz ±8 kHz Dev.
Secure Code:
65536 Combination
Method of Measurement:
According to EIA Standard,RS-316A
Portable RX Load:
150 ohm
Summary of Contents for FT-8258
Page 1: ...SERVICE MANUAL PUBLISHED IN JAPAN Jun 1998 FILE NO 2B0 9801 FT 8258 CORDLESS TELEPHONE ...
Page 10: ...BLOCK DIAGRAMS Handset Main 9 ...
Page 11: ...Handset RF 10 ...
Page 12: ...Base RF 11 ...
Page 13: ...Base Main 12 13 ...
Page 14: ... 14 15 SCHEMATIC DIAGRAMS ...
Page 15: ... 16 17 Base RF ...
Page 16: ...Base Key 18 19 ...
Page 17: ... 20 21 Handset Main ...
Page 18: ... 22 23 Handset RF ...
Page 37: ...ELECTRICAL PARTS LOCATIONS Base Main 42 ...
Page 38: ...Base RF 43 ...
Page 39: ...Base Key 44 ...
Page 40: ...Handset Main 45 ...
Page 41: ...Handset RF 46 ...
Page 42: ...WIRING DIAGRAMS Base 47 ...
Page 43: ...Handset 48 ...
Page 75: ...MECHANICAL PARTS LIST ...