Enclosure not stated

Vox and Guyatone 1902 Flanger

Based on the Vox and Guyatone 1902 Flanger

Category: Flanger· Flangers
Price: see vendor
Tags: Flangers

Open the schematic at Experimentalists Anonymous

Schematic

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Parts list 100 rows

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Check before you build · 5 values the reader of this schematic was not sure of

R44: 470K vs 4.7K, handwriting
R45: 470K vs 4.7K, handwriting
C16: designator subscript unclear
C25: designator subscript unclear (C25/C26)
R17, R54: pot or trimmer not stated

Ref	Value	Normalized	Type	Notes
Resistors 50
R1	1K	1k		read from the schematic by eye
R2	1K	1k		read from the schematic by eye
R3	1M	1M		read from the schematic by eye
R4	10K	10k		read from the schematic by eye
R5	150K	150k		read from the schematic by eye
R6	30K	30k		read from the schematic by eye
R7	100K	100k		read from the schematic by eye
R9	10K	10k		read from the schematic by eye
R10	100K	100k		read from the schematic by eye
R11	1K	1k		read from the schematic by eye
R12	100K	100k		read from the schematic by eye
R13	10K	10k		read from the schematic by eye
R14	24K	24k		read from the schematic by eye
R15	100K	100k		read from the schematic by eye
R16	12K	12k		read from the schematic by eye
R18	30K	30k		read from the schematic by eye
R19	30K	30k		read from the schematic by eye
R20	5.1K	5.1k		read from the schematic by eye
R21	30K	30k		read from the schematic by eye
R22	7.5K	7.5k		read from the schematic by eye
R23	2.4K	2.4k		read from the schematic by eye
R25	150K	150k		read from the schematic by eye
R26	82K	82k		read from the schematic by eye
R27	30K	30k		read from the schematic by eye
R28	10K	10k		read from the schematic by eye
R29	100K	100k		read from the schematic by eye
R30	10K	10k		read from the schematic by eye
R31	1K	1k		read from the schematic by eye
R33	100K	100k		read from the schematic by eye
R34	100K	100k		read from the schematic by eye
R35	82K	82k		read from the schematic by eye
R36	5.1K	5.1k		read from the schematic by eye
R37	18K	18k		read from the schematic by eye
R38	15K	15k		read from the schematic by eye
R40	1M	1M		read from the schematic by eye
R41	18K	18k		read from the schematic by eye
R42	100K	100k		read from the schematic by eye
R44	470K	470k		could be 4.7K; handwritten "470K"; read from the schematic by eye
R45	470K	470k		could be 4.7K; handwritten "470K"; read from the schematic by eye
R46	100K	100k		read from the schematic by eye
R49	10K	10k		read from the schematic by eye
R50	24K	24k		read from the schematic by eye
R51	330	330		read from the schematic by eye
R52	30K	30k		read from the schematic by eye
R53	3K	3k		read from the schematic by eye
R55	12K	12k		read from the schematic by eye
R56	30K	30k		read from the schematic by eye
R57	30K	30k		read from the schematic by eye
R58	3.9K	3.9k		read from the schematic by eye
R59	1.5K	1.5k		read from the schematic by eye
Capacitors 25
C1	0.015uF	15n		read from the schematic by eye
C2	0.056uF	56n		read from the schematic by eye
C3	100pF	100p		read from the schematic by eye
C4	0.015uF	15n		read from the schematic by eye
C5	0.01uF	10n		read from the schematic by eye
C6	0.056uF	56n		read from the schematic by eye
C7	0.047uF	47n		drawn "0.C47"; read from the schematic by eye
C8	0.056uF	56n		read from the schematic by eye
C9	0.0068uF	6.8n		read from the schematic by eye
C10	330pF	330p		read from the schematic by eye
C11	0.0068uF	6.8n		read from the schematic by eye
C13	0.056uF	56n		read from the schematic by eye
C14	0.0015uF	1.5n		read from the schematic by eye
C15	2.2uF	2.2u		electrolytic, 50V; read from the schematic by eye
C16	0.01uF	10n		subscript hard to read; could be C11 printed twice; read from the schematic by eye
C17	4.7uF	4.7u		electrolytic, 16V; read from the schematic by eye
C18	1uF	1u		electrolytic, 16V; read from the schematic by eye
C19	33pF	33p		read from the schematic by eye
C20	22uF	22u		electrolytic, 25V; read from the schematic by eye
C21	0.056uF	56n		read from the schematic by eye
C22	4.7uF	4.7u		electrolytic, 25V; read from the schematic by eye
C23	22uF	22u		electrolytic, 25V; read from the schematic by eye
C24	4.7uF	4.7u		electrolytic, 25V; read from the schematic by eye
C25	100uF	100u		electrolytic, 25V; designator subscript unclear (C25 or C26); read from the schematic by eye
C26	0.056uF	56n		read from the schematic by eye
Diodes 5
D1	RD-16	RD-16		zener; read from the schematic by eye
D3	1S953	1S953		read from the schematic by eye
D4	HV23Y	HV23Y		read from the schematic by eye
D5	1S2076	1S2076		read from the schematic by eye
D6	1S2076	1S2076		read from the schematic by eye
Transistors 4
Q1	2SC1175	2SC1175		E rank; read from the schematic by eye
Q3	2SC1327	2SC1327		T rank; read from the schematic by eye
Q4	2SC828	2SC828		Q rank; read from the schematic by eye
Q5	2SA659	2SA659		E rank; read from the schematic by eye
ICs 6
IC1	LM1458N	LM1458N		read from the schematic by eye
IC2	LM1458N	LM1458N		read from the schematic by eye
IC3	LM1458N	LM1458N		read from the schematic by eye
IC4	SAD1024	SAD1024		BBD; read from the schematic by eye
IC5	CD4013AE	CD4013AE		read from the schematic by eye
IC6	LM1458N	LM1458N		read from the schematic by eye
Potentiometers 4
R24	50K	50k	Potentiometer	feedback control; no knob name drawn; read from the schematic by eye
R32	500K	500k	Potentiometer	LFO rate control; no knob name drawn; read from the schematic by eye
R39	50K	50k	Potentiometer	LFO depth control; no knob name drawn; read from the schematic by eye
R48	50K	50k	Potentiometer	manual/bias control; no knob name drawn; read from the schematic by eye
Trimmers 5
R8	22K	22k		read from the schematic by eye
R17	10K	10k		drawn with wiper, in series with R16 12K; may be a panel pot; read from the schematic by eye
R43	220K	220k		read from the schematic by eye
R47	10K	10k		read from the schematic by eye
R54	10K	10k		drawn with wiper; may be a fixed-setting trimmer; read from the schematic by eye
LEDs 1
D2	TLR102KB	TLR102KB		switched indicator LED; read from the schematic by eye