Enclosure not stated · 2 knobs

Korg Noise Gate

Based on the Korg Noise Gate NGT-1· 1 other board clones it

Category: Noise Gate· Compressors Gates and Limiters
Controls: Threshold · Release Time
Price: see vendor
Tags: Compressors Gates and Limiters

Open the schematic at Experimentalists Anonymous

Schematic

The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.

Parts list 65 rows

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Ref	Value	Normalized	Type	Notes
Resistors 32
R1	10K	10k		read from the schematic by eye
R2	10K	10k		read from the schematic by eye
R3	100Ω	100		read from the schematic by eye
R4	1K	1k		read from the schematic by eye
R5	100K	100k		read from the schematic by eye
R6	100K	100k		read from the schematic by eye
R7	6.8K	6.8k		read from the schematic by eye
R8	220Ω	220		read from the schematic by eye
R9	220Ω	220		read from the schematic by eye
R10	22K	22k		read from the schematic by eye
R11	10K	10k		read from the schematic by eye
R12	47K	47k		read from the schematic by eye
R13	4.7K	4.7k		read from the schematic by eye
R14	10K	10k		read from the schematic by eye
R15	100K	100k		read from the schematic by eye
R16	1M	1M		read from the schematic by eye
R17	10K	10k		read from the schematic by eye
R18	20K	20k		read from the schematic by eye
R19	33K	33k		read from the schematic by eye
R20	1K	1k		label reads 'R2Q', next to 1K; read from the schematic by eye
R21	56K	56k		read from the schematic by eye
R22	2.2K	2.2k		read from the schematic by eye
R23	180Ω	180		read from the schematic by eye
R24	5.1K	5.1k		read from the schematic by eye
R25	5.1K	5.1k		read from the schematic by eye
R26	1K	1k		read from the schematic by eye
R27	100K	100k		read from the schematic by eye
R28	100K	100k		read from the schematic by eye
R29	150K	150k		read from the schematic by eye
R30	1.2K	1.2k		read from the schematic by eye
R31	1.2K	1.2k		read from the schematic by eye
R32	470Ω	470		read from the schematic by eye
Capacitors 15
C1	100uF	100u		16V; read from the schematic by eye
C2	100uF	100u		16V; read from the schematic by eye
C3	0.001uF	1n		read from the schematic by eye
C4	10uF	10u		16V; read from the schematic by eye
C5	0.022uF	22n		read from the schematic by eye
C6	10uF	10u		16V; read from the schematic by eye
C7	0.0047uF	4.7n		read from the schematic by eye
C8	10uF	10u		16V; read from the schematic by eye
C9	10uF	10u		16V; read from the schematic by eye
C10	1uF	1u		50V, RB-LL (low-leakage); read from the schematic by eye
C11	0.01uF	10n		read from the schematic by eye
C12	100uF	100u		16V; read from the schematic by eye
C13	0.22uF	220n		50V, RB-LL (low-leakage); read from the schematic by eye
C14	10uF	10u		16V; read from the schematic by eye
C15	0.022uF	22n		read from the schematic by eye
Diodes 9
D1	SR1K-2	SR1K-2		drawn 'SRIK2'; DC-jack polarity diode; read from the schematic by eye
D2	1S1555	1S1555		sheet: diodes without designation are 1S1555; read from the schematic by eye
D3	1S1555	1S1555		sheet: diodes without designation are 1S1555; read from the schematic by eye
D4	1S1555	1S1555		sheet: diodes without designation are 1S1555; read from the schematic by eye
D5	RD5.1EB2	RD5.1EB2		5.1V zener; read from the schematic by eye
D6	RD5.6EB1	RD5.6EB1		5.6V zener; read from the schematic by eye
D7	1S1555	1S1555		sheet: diodes without designation are 1S1555; read from the schematic by eye
D8	1S1555	1S1555		sheet: diodes without designation are 1S1555; read from the schematic by eye
D9	1S1555	1S1555		sheet: diodes without designation are 1S1555; read from the schematic by eye
Transistors 2
Q1	2SC2785K	2SC2785K		drawn C2785K; read from the schematic by eye
Q2	2SK381B	2SK381B		drawn K381B; JFET gate switch; read from the schematic by eye
ICs 3
IC1	NJM4558DV	NJM4558DV		read from the schematic by eye
IC2	NJM13600	NJM13600		selected (red); OTA; read from the schematic by eye
IC3	LM358	LM358		read from the schematic by eye
Potentiometers 2
Threshold	B10K	B10k	Potentiometer	drawn 10KB; read from the schematic by eye
Release Time	A2M	A2M	Potentiometer	drawn 2MA; read from the schematic by eye
Trimmers 1
VR1	B47K	47k		drawn 47KB; 22KB crossed out; read from the schematic by eye
LEDs 1
×1	LED	LED		undesignated status LED with R30, no part number; read from the schematic by eye

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