Read Harman Kardon TU 940 Service Manual online
SPECIFICATION
FM SECTION
Nominal Limit
Test Condition: 40 kHz DEV., 1kHz Frequency.
Tuning Range/Step 87.5 MHz –108 MHz/50 kHz
Usable Sensitivity (-26dB S/N)
Tuning Range/Step 87.5 MHz –108 MHz/50 kHz
Usable Sensitivity (-26dB S/N)
Mono
[
8.15 dBf
[
12.25 dBf
Limiting Sens at –3 dB
[
7.2 dBf
[
9.2 dBf
50dB Quieting Sens
Mono
Mono
[
16.2 dBf
[
19.2 dBf
Stereo
[
39.2 dBf
[
42.8 dBf
Total Harmonic Distortion
Mono
[
0.1%
[
0.25%
Stereo
[
0.15%
[
0.35%
Signal to Noise Ratio (1mV RF INPUT)
Mono
Mono
〈
80 dB
〈
75dB
Stereo
〈
75 dB
〈
70 dB
Stereo Separation at 98 MHz ( NORMAL)
1kHz
〈
50 dB
〈
40 dB
10kHz
〈
40 dB
〈
35 dB
Muting and Automatic Tereshold at 98 MHz
31.2
6
2 dBf 31.2
6
4 dBf
Auto Stop Level 31.2
6
2 dBf 31.2
6
4 dBf
Selectivity NORMAL/NARROW
6
300 kHz
〈
50/70 dB
〈
34/60 dB
Auto Scan Error
6
15 kHz
6
20 kHz
Frequency Response at 30 Hz –15 kHz
6
0.5 dB + 1/
2
2.5 dB
Image Rejection at 106 MHz
〈
80 dB
〈
65dB
AM Suppression
〈
60 dB
〈
50 dB
RDS Sensitivity 31.2
6
2 dBf 31.2
6
4 dBf
Output Voltage
Mono 500
6
100mV 500
6
150mV
DIMENSIOS (W
⋅ H ⋅ D) 442
⋅
92
⋅
350
WEIGHT 3.9 Kg
POWER SUPPLIES AC 230 V, 5-Hz
POWER CONSUMPTION 15W
POWER CONSUMPTION 15W
These specifications are service target specs.
Specifications and components are subject to change without notice.
Overall performance will be maintained or improved.
Specifications and components are subject to change without notice.
Overall performance will be maintained or improved.
AM SECTION
Nominal Limit
Test Condition: 400 Hz, 30% Modulation
Tuning Range/Step
MW 522 kHz – 1611 kHz/9 kHz
Tuning Range/Step
MW 522 kHz – 1611 kHz/9 kHz
Usable Sensitivity (
2
20 dB S/N)
MW: 594 kHz, 1404 kHz
[
500 mV
[
800 mV
Signal to Noise Ratio (0.1 V INPUT)
MW: 999 kHz
MW: 999 kHz
〈
55dB
〈
48 dB
Frequency Response at
2
6 dB
MW 160 Hz ~ 2.5 kHz 150 Hz ~ 2 kHz
Selectivity at
6
9 kHz
MW: 999 kHz
〈
35dB
〈
30 dB
A.G.C. Figure of merit at 999 kHz
〈
50 dB
〈
45 dB
Image Rejection
MW: 1404 kHz
〈
40 dB
〈
35 dB
Total Harmonic Distortion ( 0.1 V INPUT)
MW: 999 kHz
[
0.7%
[
1.2 %
Tuned Level
MW: 999 kHz 800 mV
6
3 dB 800 mV
6
5 dB
Output Voltage ( 5mV INPUT)
165
6
30 mV 165
6
40 mV
3
Click on the first or last page to see other TU 940 service manuals if exist.