American Bosch Unknown Schematic

American Bosch Unknown

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Product Information:
Model:Unknown
Manufacturer:American Bosch (United American Bosch & Fred M. Link)

Schematic Pages

PNG: Page 1 Rider Manual Volume 1

Schematics Content

Page 1:

American Bosch Magneto Corp.

L1 - Variometer
L2 - 2nd RF Coil
L3 - 3rd RF Coil
L4 - Detector Coil
L5 - Detector Plate Choke
L6 - Small Filter Choke
L7 - Large Filter Choke

S1 - Off and On Switch
S2 - Voltage Tap Switch

C1 - 2nd RF Tuning Condenser
C2 - 3rd RF Tuning Condenser
C3 - Detector Tuning Condenser
C4 - 2nd RF Alignment Condenser
C5 - 3rd RF Alignment Condenser
C6 - Detector Alignment Condenser
C7 - Antenna Tuning Condenser
C8 - Antenna Condenser .001 mfd.
C9 - 1st RF Cathode By-Pass Condenser .5 mfd.
C10 - 2nd RF Cathode By-Pass Condenser .5 mfd.
C11 - 4rd RF Cathode By-Pass Condenser .5 mfd.
C12 - Detector Cathode By-Pass Condenser 1 mfd.
C13 - 1st RF Screen By-Pass Condenser .5 mfd.
C14 - 2nd RF Screen By-Pass Condenser .5 mfd.
C15 - 3rd RF Screen By-Pass Condenser .5 mfd.
C16 - Detector Plate By-Pass Condenser .001 mfd.
C17 - 1st and 2nd RF Plate By-Pass Condenser .5 mfd.
C18 - 3rd RF Plate By-Pass Condenser .5 mfd.
C19 - Filter Condenser 1 mfd.
C20 - Filter Condenser 2 mfd.
C21 - Filter Condenser 4 mfd.
C22 - By-Pass Condenser, 60 cycles .05 mfd., 25 cycles .2 mfd.
C23 - Detector Plate By-Pass Condenser .001 mfd.

T1 - Audio Input Transformer
T2 - Audio Output Transformer
T3 - Power Transformer

R1 - Volume Control 10,000 ohms (Antenna)
R2 - Volume Control 50,000 5,000 ohms
R3 - 1st RF Screen Resistor 25,000 ohms
R4 - 2nd RF Grid Resistor 500 ohms
R5 - 3rd RF Grid Resistor 500 ohms
R6 - 1st RF Bias Resistor 1,500 ohms
R7 - 2nd RF Bias Resistor 1,500 ohms
R8 - 3rd RF Bias Resistor 1,500 ohms
R9 - Detector Bias Resistor 15,000 ohms
R10 - RF Center Tap Resistor
R11 - Voltage Divider Resistor
R12 - Audio Center Tap Resistor