Adjustment; Test Equipment Required For Alignment; Flat Cable (36-Pin) About 256Mm; Test Cable For Microphone Input - Kenwood TKR-750 Service Manual

Test Equipment Required for Alignment

Test Equipment
1. Standard Signal Generator
(SSG)
2. Power Meter
3. Deviation Meter
4. Digital Volt Meter
(DVM)
5. Oscilloscope
6. High Sensitivity
Frequency Counter
7. Ammeter
8. AF Volt Meter
(AF VTVM)
9. Audio Generator (AG)
10. Distortion Meter
11. Voltmeter
12. 4Ω Dummy Load
MIC connector (Front panel view)
8 1
1 : NC
2 : +B
3 : GND
4 : PTT/TXD1 (PC serial data from radio)
5 : MIC GND
6 : MIC
7 : HOOK/RXD1 (PC serial data to radio)
8 : NC

Flat cable (36-pin) about 256mm

To connect the TX-RX unit A/2 (CN14) to the TX-RX unit B/
2 (CN602) while in servicing, you can use the 36-pin flat
cable, E37-0979-05, which is available from the KENWOOD
parts center.

ADJUSTMENT

Frequency Range 136 to 174MHz
Modulation Frequency modulation and external modulation
Output 0.1µV to greater than 1mV
Input Impedance 50Ω
Operation Frequency 136 to 174MHz or more
Measurement Capability Vicinity of 100W
Frequency Range 136 to 174MHz
Measuring Range 1 to 20V DC
Accuracy High input impedance for minimum circuit loading
DC through 30MHz
Frequency Range 10Hz to 600MHz
Frequency Stability 0.2ppm or less
15A or more
Frequency Range 50Hz to 10kHz
Voltage Range 3mV to 3V
Frequency Range 50Hz to 5kHz
Output 0 to 1V
Capability 3% or less at 1kHz
Input Level 50mV to 10Vrms
Measuring Range 10 to 1.5V DC or less
Input Impedance 50kΩ/V or greater
Approx. 4Ω, 5W
Major Specifications

Test cable for microphone input

8 pin
HOOK
(GRY)
To
MIC (WHT)
AG
MICG (SHIELD)
AF VTVM
Cut
8 pin
TKR-750
Plug cord
Part No. E30-3360-18
PTT
(BLU)
PTT SW
GND
(BLK)
37