Enclosure not stated · 3 knobs

Nobels ODR-1 Plus

Based on the Nobels ODR-1 Plus

Category: Distortion· Distortion Boost and Overdrive
Controls: Drive · Spectrum · Level
Price: see vendor
Tags: Distortion Boost and Overdrive

Open the schematic at Experimentalists Anonymous

Schematic

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Parts list 105 rows

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Ref	Value	Normalized	Type	Notes
Resistors 47
R1	33k	33k		read from the schematic by eye
R2	1M	1M		read from the schematic by eye
R3	3.3k	3.3k		read from the schematic by eye
R4	330k	330k		read from the schematic by eye
R5	330k	330k		read from the schematic by eye
R6	150k	150k		read from the schematic by eye
R7	10k	10k		read from the schematic by eye
R10	2.7k	2.7k		read from the schematic by eye
R11	10k	10k		read from the schematic by eye
R12	820R	820		read from the schematic by eye
R13	1.5k	1.5k		read from the schematic by eye
R14	1.8k	1.8k		read from the schematic by eye
R15	270R	270		read from the schematic by eye
R20	12k	12k		read from the schematic by eye
R21	39k	39k		read from the schematic by eye
R22	12k	12k		read from the schematic by eye
R23	10k	10k		read from the schematic by eye
R24	43k	43k		read from the schematic by eye
R25	5.1k	5.1k		read from the schematic by eye
R26	1.2k	1.2k		read from the schematic by eye
R27	10k	10k		read from the schematic by eye
R28	20k	20k		read from the schematic by eye
R29	2.2k	2.2k		read from the schematic by eye
R30	150k	150k		read from the schematic by eye
R31	3.3k	3.3k		read from the schematic by eye
R32	4.7k	4.7k		read from the schematic by eye
R33	22k	22k		read from the schematic by eye
R34	5.1k	5.1k		read from the schematic by eye
R35	1.2k	1.2k		read from the schematic by eye
R36	1k	1k		read from the schematic by eye
R40	330k	330k		read from the schematic by eye
R41	330k	330k		read from the schematic by eye
R42	330k	330k		read from the schematic by eye
R43	150k	150k		read from the schematic by eye
R45	150k	150k		read from the schematic by eye
R101	470k	470k		read from the schematic by eye
R102	100k	100k		read from the schematic by eye
R103	100k	100k		read from the schematic by eye
R104	1M	1M		read from the schematic by eye
R105	1.5k	1.5k		LED resistor; read from the schematic by eye
R107	1M	1M		read from the schematic by eye
R108	1M	1M		read from the schematic by eye
R109	1M	1M		read from the schematic by eye
R110	2.2k	2.2k		read from the schematic by eye
R201	15k	15k		read from the schematic by eye
R202	15k	15k		read from the schematic by eye
R203	100R	100		read from the schematic by eye
Capacitors 35
C1	0.22u	220n		read from the schematic by eye
C2	68n	68n		read from the schematic by eye
C10	0.1u	100n		read from the schematic by eye
C11	22n	22n		read from the schematic by eye
C12	82n	82n		read from the schematic by eye
C13	2.2u	2.2u		electrolytic; read from the schematic by eye
C14	120p	120p		read from the schematic by eye
C15	2.2u	2.2u		electrolytic; read from the schematic by eye
C20	2.2u	2.2u		electrolytic; read from the schematic by eye
C21	2.7n	2.7n		read from the schematic by eye
C22	82n	82n		read from the schematic by eye
C23	1n	1n		read from the schematic by eye
C24	22n	22n		read from the schematic by eye
C25	560p	560p		read from the schematic by eye
C26	0.1u	100n		read from the schematic by eye
C27	8.2n	8.2n		read from the schematic by eye
C28	27n	27n		read from the schematic by eye
C30	2.2u	2.2u		electrolytic; read from the schematic by eye
C31	8.2n	8.2n		read from the schematic by eye
C32	1u	1u		electrolytic; read from the schematic by eye
C33	4.7n	4.7n		read from the schematic by eye
C34	82n	82n		read from the schematic by eye
C40	1u	1u		electrolytic; read from the schematic by eye
C41	1u	1u		electrolytic; read from the schematic by eye
C42	1u	1u		electrolytic; read from the schematic by eye
C43	3.3u	3.3u		electrolytic; read from the schematic by eye
C101	1n	1n		read from the schematic by eye
C102	10n	10n		read from the schematic by eye
C104	47n	47n		read from the schematic by eye
C105	47n	47n		read from the schematic by eye
C106	47n	47n		read from the schematic by eye
C201	220u	220u		electrolytic; read from the schematic by eye
C202	100u	100u		electrolytic; read from the schematic by eye
C203	47u	47u		electrolytic; read from the schematic by eye
C204	47u	47u		electrolytic; read from the schematic by eye
Diodes 9
D1	1N4148	1N4148		read from the schematic by eye
D2	1N4148	1N4148		read from the schematic by eye
D3	1N4148	1N4148		read from the schematic by eye
D4	1N4148	1N4148		read from the schematic by eye
D5	1N4148	1N4148		read from the schematic by eye
D6	1N4148	1N4148		read from the schematic by eye
D7	1N4148	1N4148		read from the schematic by eye
D101	1N4148	1N4148		read from the schematic by eye
D201	BAT48	BAT48		Schottky, reverse-polarity protection; read from the schematic by eye
Transistors 6
Q1	BC264D	BC264D		N-channel JFET input buffer; read from the schematic by eye
Q2	2SC2362G	2SC2362G		NPN; read from the schematic by eye
Q4	K222E	2SK222E		2SK222E JFET; read from the schematic by eye
Q5	K222E	2SK222E		2SK222E JFET; read from the schematic by eye
Q6	K30A-Y	2SK30A-Y		2SK30A-Y JFET switch; read from the schematic by eye
Q7	K30A-Y	2SK30A-Y		2SK30A-Y JFET switch; read from the schematic by eye
ICs 3
U1	4558S	4558S		dual op amp; read from the schematic by eye
U2	4558S	4558S		dual op amp; read from the schematic by eye
U101	4007	4007		CD4007 CMOS flip-flop for the relay-less bypass; read from the schematic by eye
Potentiometers 3
Drive	A250K	A250k	Potentiometer	P1; read from the schematic by eye
Spectrum	B30K	B30k	Potentiometer	P2; read from the schematic by eye
Level	A50K	A50k	Potentiometer	P3; read from the schematic by eye
Switches 1
Boost	KSA-2240A	KSA-2240A		SW1, pushbutton/toggle switch; read from the schematic by eye
LEDs 1
D102	Green LED	GREEN LED		read from the schematic by eye