LUDLUM 14C User Manual

Model 14C Survey Meter
Ludlum Measurements, Inc. Page 22 July 2022
Reference Description Part Number
R41-R42 4.75K, 1/8W, 1% 12-7858
R43 165K, 1/8W, 1% 12-7877
R44-R45 1K, 1/8W, 1% 12-7832
R46 137K, 1/8W, 1% 12-7061
R47 14.7K, 1/8W, 1% 12-7068
R48 1M, 1/8W, 1% 12-7844
R49 475K, 1/8W, 1% 12-7859
CONNECTORS:
P1 640456-5, MTA100×5,
CHASSIS CONNECTOR 13-8057
P2 640456-4, MTA100×4,
HV/×1K DET CONNECTOR 13-8088
P3 640456-6, MTA100×6, ACCESSORY
13-8095
P4 640456-2, MTA100×2, SPEAKER 13-8073
INDUCTOR:
L1 22 µH 21-9808
MISCELLANEOUS:
W1 HV WIRE **
W1 EXT. DET. WIRE **
HV Power Supply Board, Drawing 464 × 302
BOARD Completely Assembled HV
Power Supply Board 5464-302
CAPACITORS:
C1 10µF, 25V 04-5655
C2-C5 0.001µF, 2KV 04-5703
C6 100PF, 3KV 04-5735
C7-C12 0.01µF, 500V 04-5696
C13 68µF, 10V 04-5654
C14 0.1µF, 50V 04-5663
INTEGRATED CIRCUITS:
U1 LT1304CS8 06-6394
DIODES:
CR1-CR6 CMSD2004S 07-6417
CR7 CMSH1-40M 07-6411

LUDLUM 14C Specifications

General

Brand	LUDLUM
Model	14C
Category	Measuring Instruments
Language	English