SLO-16 schematic - EasyEDA open source hardware lab

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STD SLO-16 schematic

Mode: Editors' pick

Update time： 2021-11-06 16:50:56

Creation time： 2017-11-05 10:29:45

Description

SLO-100 main amp schematic, adapted for 2x EL84 poweramp with grid negative bias and relay switching instead of vactrols.

Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	1n	C1	RAD-0.1	1
2	22n	C2,C5,C6,C8,C10,C16	RAD-0.1	6
3	470p	C3	RAD-0.1	1
4	2n2	C4,C7	RAD-0.1	2
5	1uF	C9,C11,C12,C13	CAP-CBB-17.0*8.5	4
6	470pF	C14	RAD-0.1	1
7	120pF	C15,C18	RAD-0.1	2
8	47n	C17,C19	RAD-0.1	2
9	100n	C20,C21,C22	RAD-0.1	3
10	4n7	C23	RAD-0.1	1
11	100K	R1,R6,R9,R26,R31	AXIAL-0.5	5
12	220K	R2,R3,R4,R34,R37	AXIAL-0.5	5
13	2M2	R5,R27	AXIAL-0.4	2
14	470K	R7,R15,R17,R24,R25	AXIAL-0.4	5
15	47K	R8	AXIAL-0.4	1
16	1M	R10,R18,R20,R35,R36	AXIAL-0.4	5
17	220K	R11	AXIAL-0.4	1
18	39K	R12,R28	AXIAL-0.5	2
19	2K2	R13,R29,R32,R40	AXIAL-0.5	4
20	68K	R14	AXIAL-0.4	1
21	100K	R16	AXIAL-0.4	1
22	1K8	R19,R22,R23	AXIAL-0.5	3
23	2K2	R21	AXIAL-0.4	1
24	82K	R30	AXIAL-0.5	1
25	1k	R33,R39,R4	AXIAL-0.8	3
26	470R	R38	AXIAL-0.5	1
27	10K	R41	AXIAL-0.4	1
28	39K	R42	AXIAL-0.4	1
29	4K7	R43	AXIAL-0.4	1
30	330K	R44	AXIAL-0.4	1
31	250K/lin	RV1	POT_ALPHA_RV16AF-20	1
32	1M/log	RV2,RV3,RV4,RV9	POT_ALPHA_RV16AF-20	4
33	500K/log	RV5,RV7	POT_ALPHA_RV16AF-20	2
34	25K/lin	RV6,RV8	POT_ALPHA_RV16AF-20	2
35	bright-norm	S1	SWITCH-SPDT	1
36	clean-crunch	S2	MS	1
37	RELAYSONGLE	U1,U2,U3,U4	SONGLE POWER RELAY 2.54	4
38	RETURN	X1	JACK6.3	1
39	Input	X2	JACK6.3	1
40	SEND	X3	JACK6.3	1
41	EL84	U5,U6	NONE	2
42	12AX7-P	V1,V2,V3,V4,V5	TUBES-NOVAL	5
43	100uF	C1,C2,C3,C4,C5	CAP-D18.0XF7.5	5
44	47u100V	C6	CAP-D3.0XF1.5	1
45	1N4007RLG	D1,D2,D3	DO-41	3
46	2A 3F 250VAC	F1,F2	2A-3F-250VAC	2
47	220K	R1	AXIAL-0.8	1
48	68K	R2	AXIAL-0.8	1
49	1k	R3	AXIAL-1.2	1
50	2k2	R5,R6	AXIAL-0.8	2
51	10k	R7,R8	AXIAL-0.4	2
52	50k	R9	RES-ADJ_3386P	1
53	Standby	S1	SWITCH_01	1

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