Heathkit IM 2410 Schematic
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Extracted text from Heathkit IM 2410 Schematic (Ocr-read)
Page 1
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SCHEMATIC or THE
rnsouzucv COUNTER
NOTES:
1 UNLESS MARKED OTHERWISE, CAPACITOR VALUES GREATER
4L 2:: THIS SYMBOL INDICATES CHASSIS GROUND.
6 THIS SYMBOL SHOWS THAT THE INDICATED COMPONENT
7L OTHIS SYMBOL INDICATES A DC VOLTAGE TAKEN WITH A
II. THIS SYMBOL INDICATES WHICH OF THE WAVEFORMS
Part of 595~2383-07
Copyright © 1930
Heath Company
All Rights Reserved
ansd in the Uuhsd Slates of Amuica
MAIN CIRCUIT BOARD
«2v BUTTER Awurlzn
<- mvunsn ->
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:20
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COUNTER WAVEFORMS
1/60 SEC (16.7m5)
---.1 OR I SEC-V
MMMIMIIMMMMMMII
................_........4
b uSEC
e usccx
009099
IZuS-I¢
- *1/60 Ih SEC
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HEATHKIT®
MODEL
lM-2410
1, ALL RESISTOR VALUES ARE IN OHMS: K-I,ODO; M-I,ODD,DOD.
2 ALL RESISTORS ARE 1/4 WATT 5%, UNLESS MARKED OTHERWISEI
THAN ONE ARE IN PICOFARADS, AND VALUES LESS THAN ONE
ARE IN MICROFARADSI
5 v THIS SYMBOL INDICATES CIRCUIT BOARD GROUND,
IS MOUNTED ON THE CHASSIS.
HIGH INPUT IMPEDANCE VOLTMETER BETWEEN THE POINT
INDICATED AND GROUND WITH NO INPUT SIGNAL,
VOLTAGES MAY VARY t25'ln,
SHOWN WILL BE FOUND AT THE INDICATED POINT.
WAVEFORMS ARE TAKEN WHILE ACTUALLV MEASURING
AN INPUT IANV ACCEPTABLE FREQUENCYII
.m
In:
I50 I50
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