Heathkit IG 1271 Schematic
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Extracted text from Heathkit IG 1271 Schematic (Ocr-read)
Page 1
Q7
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FREQUENCY
MUUIPLIER
swncn
1T RESISTORS NUMBERED 101-112 ARE CONTAINED IN RESISTOR
PACK RP-l.
2. RESISTORS NUMBERED 201-216 ARE CONTAINED IN RESISIOR
PACK RP-Z.
3. CAPACITOR VALUES LEss THAN 1 ARE IN uF, VALUES OF I UK M
GREATER ARE IN N uNLEss OTHERWISE STATED, [mom
SINE WAVE
4. <7 nus SVMBOL INDICAIEs A CIRCUIT BOARD GROUND, magi: wfizxfl ¢
5. 'E THIS SVMBOL INDICATES A CHASSIS GROUND
_ OI OTHIS SYMBOL INDICATES A DC VOLTAGE MEASUREMENT
TAKEN FROM THE INDICATED POINT T0 GROUND WITH A
HIGH INPUT IMPEDANCE VOLTMETER.
T. '7: FREQUENCY DIAL SET FOR 10, VARIABLE ATTENUATION
SET FOR MINIMUM OUTPUT. 25/ ®
028 52;
2N4I21 2N4IZI
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PANEL
LAMP
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