— 49 —
HANDSET UNIT
RECEIVER
Unit
Nominal
Limit
1. Sensitivity 12 dB SINAD (with CCITT Filter)
dBm
−
115
<
−
107
2. AF Frequency Response (Ref: 1 kHz)
0.3 kHz
dB
5.5
1.5 ~ 9.5
3.0 kHz
dB
−
17.0
−
21.0 ~
−
13.0
3. Audio Output Level
VOL. HIGH
dBV
−
7
−
10 ~
−
4
VOL. MEDIUM
dBV
−
13
−
16 ~
−
10
VOL. LOW
dBV
−
21
−
24 ~
−
18
4. Distortion at 1 mV RF Input
(VOL. LOW)
%
1.5
< 5.0
5. S/N ratio at 1 mV RF Input (with CCITT Filter, VOL. LOW)
dB
70
60 <
6. Selectivity (NQ 20dB)
Bandwidth
−
kHz
15
10 <
Ban
kHz
15
10 <
7. Image Rejection Ratio (SINAD 12 dB with CCITT Filter)
1st Image
dB
30
20 <
2nd Image
dB
45
30 <
8. Ringer Level at 30 cm from Speaker (Bell input)
2 TONE VOL HI
dBSPL
87
75 <
2 TONE VOL LO
dBSPL
74
57 <
3 TONE VOL HI
dBSPL
79
60 <
3 TONE VOL LO
dBSPL
67
47 <
TRANSMITTER
1. RF Power (50
Ω
Load)
dBm
−
6.0
−
9.0 ~
−
3.0
2. Modulation Sensitivity Mic Input
mV
9.0
6.4 ~ 12.7
3. AF Frequency Response (Ref:1kHz)
0.3 kHz
dB
0.0
−
4.0 ~ +4.0
3.0 kHz
dB
−
0.5
−
4.5 ~ +3.5
4. TX Frequency Tolerance
Hz
±
0
<
±
2500
5. Code Deviation
kHz
9.0
< 12.0
6. Distortion
%
1.5
< 5.0
7. Adjacent CH Power
(+)
dB
55
50 <
(
−
)
dB
55
50 <
8. S/N Ratio (with CCITT Filter )
dB
35
30 <
POWER CONSUMPTION
1. Base Unit (with AC Adaptor, Answer off)
a. Stand-by Charge Off
mA
130
< 150
b. Stand-by Charge On
mA
210
180 ~ 250
c. Talk
mA
230
< 280
2. Charge Current (at BATTERY)
at Full Charged Battery
mA
55
40 ~ 70
3. Portable Unit (at 3.8V)
a. Stand-by (Ave.)
mA
3.0
< 4.0
b. In use
mA
70
< 105
c. Super Sleep
mA
1.5
< 2.0
4. Battery Low Detect Voltage
V
3.30
3.20 ~ 3.40
OTHERS
1. Battery:
Ni-Cd Battery 600 mAH (@1.2 V
×
3 = 3.6 V)
2. Memory:
10 Memories (16 Digits) + 1 Redial Memory (32 Digits)
3. Operating Temperature:
−
10 °C ~ +50 °C
4. Storage Temperature:
−
20 °C ~ +60 °C
5. Dial Mode Switch:
DTMF-PULSE (10pps) Soft Selectable
REQUIREMENTS COMPLIANCE
Unit is designed to fully meet with UL 1950 and FCC Rules, Part 15 and 68.
Содержание FT-8901
Страница 1: ...SERVICE MANUAL PUBLISHED IN JAPAN Apr 2001 FILE NO 2B0 200102 FT 8901 CORDLESS TELEPHONE ...
Страница 9: ...BLOCK DIAGRAMS Base Unit 8 ...
Страница 10: ... 9 Handset ...
Страница 11: ...SCHEMATIC DIAGRAMS Base Unit 10 11 FT8901 Sche p65 01 05 01 12 12 Page 8 Adobe PageMaker 6 5J Win ...
Страница 12: ...Handset 12 13 FT8901 Sche p65 01 05 01 12 12 Page 9 Adobe PageMaker 6 5J Win ...
Страница 27: ... 28 ELECTRICAL PARTS LOCATION Base Unit Main PCB ...
Страница 28: ... 29 Handset Main PCB ...
Страница 29: ... 30 WIRING DIAGRAMS Base Unit ...
Страница 30: ... 31 Handset ...