Uniden PRO500D (UT-317J)
Documentation Project
CBTricks.com

ALIGN4ENT OF TRANSMITTER PORTION

Test Equipment Required

a.

RF VTVM (Full Scale: 1V DC with RF Probe)

b.

RF Power Meter

c.

Field Strength Meter

d.

Frequency Counter (0 - 50 MHz)

e.

DC Power Supply (13.8 V)

f.

Oscilloscope (0- 50 MHz)
g. AF Oscillator

h.

50 ohm Dummy Load & Attenuator

Adjustment Location Layout

Alignment Procedure

STEP

PRESET TO

ADJUSTMENT

REMARKS

1

TX Mode
CH 19
500mV Mod.

L6, L9

Connect RF Power Meter to ANT. Jack (J501). Adjust for maximum reading.

2

TX Mode
CH 19
No Modulation

L6

Adjust for 4.0W on RF Power Meter.

3

Supply: 10V
CH 1 & CH 40
Tx Mode
No Mod.

VR2

Adjust VR2 so that 4th digit of LED meter of the unit just go out..

Note: After the alignment, lock with paraffin the area and L9.


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Disclaimer: Although the greatest care has been taken while compiling these documents,

we cannot guarantee that the instructions will work on every radio presented.