LUDLUM 14C User Manual

Model 14C Survey Meter
Ludlum Measurements, Inc. Page 20 July 2022
10. Parts List
Model 14C Survey Meter
Reference Description Part Number
UNIT Completely Assembled
Model 14C Survey Meter 48-1611
Main Board, Drawing 464 × 454
BOARD Completely Assembled
Main Circuit Board 5464-454
CAPACITORS:
C1 47pF, 50V 04-5740
C2 100pF, 100V 04-5661
C3 100pF, 100V 04-5661
C4 100pF, 3KV 04-5735
C5 0.1µF, 35V 04-5755
C6 0.0047µF, 100V 04-5669
C7 47µF, 10V 04-5666
C8 10µF, 25V 04-5655
C9 1µF, 16V 04-5701
C10 470pF, 100V 04-5668
C11 10pF, 100V 04-5673
C12 0.01µF, 50V 04-5664
C13-C14 0.001µF, 100V 04-5659
C15 100pF, 100V 04-5661
C16 0.022µF, 50V 04-5667
C17 68µF, 10V 04-5654
C18 68µF, 10V 04-5654
C19 1µF, 16V 04-5701
C20 470pF, 100V 04-5668
C21 0.001µF, 2KV 04-5703
C22 1µF, 16V 04-5701
TRANSISTORS:
Q1 MMBT4403LT1 05-5842
Q2 MMBT3904LT1 05-5841
Q3 2N7002L 05-5840
Q4 MMBT3904LT1 05-5841
INTEGRATED CIRCUITS:
U1-U3 MAX4542ESA 06-6453
U5 MAX4543ESA 06-6596
U7 CD74HC4538M 06-6297

LUDLUM 14C Specifications

General

Brand	LUDLUM
Model	14C
Category	Measuring Instruments
Language	English