Mod THUNDERDRIVE (K-950) Instruction Manual Download Page 3

Enclosure 

P-H1590BCE

(1)

Knob (Scalloped Edge)

P-K801

(2)

Battery Clip

S-H155

(1)

¼” Mono Jack (Output Jack)

W-SC-11-T

(1)

¼” Stereo Jack (Input Jack)

W-SC-12B

(1)

Stranded Wire (22 AWG) - Blue

S-W22BL

(3 FT)

PARTS LIST 1

3

RING LUG

SLEEVE LUG

TIP LUG

GROUND LUG

TIP LUG

250kΩ Potentiometer (Audio Taper)

R-VBM-250KA-SS

(2)

DPDT Foot Switch

P-H498

(1)

Terminal Strip with 5 Terminals

P-0501H01

(1)

1

2

3

#4 Screw (3/8" long)

S-HS440-38

(1)

#4 Nut

S-HHN440

(1)

#4 Lock Washer

S-HLW4

(1)

3/8" Lock Washer

S-HLW38

(2)

Summary of Contents for THUNDERDRIVE (K-950)

Page 1: ...ooth distortion at maximum gain settings Adjusting output and distortion controls provides a wide variety of tones in spite of its simple construction It is capable of overdriving the preamp section o...

Page 2: ...pages They should be separated and used as a reference to help assemble the kit correctly 2 Visit www modkitsdiy com if you have any problems when first turning on your pedal for troubleshooting help...

Page 3: ...W SC 12B 1 Stranded Wire 22 AWG Blue S W22BL 3 FT PARTS LIST 1 3 RING LUG SLEEVE LUG TIP LUG GROUND LUG TIP LUG 250k Potentiometer Audio Taper R VBM 250KA SS 2 DPDT Foot Switch P H498 1 Terminal Strip...

Page 4: ...t red gold 4 7K 4 7k Resistor W R A4D7K 1 red black green gold 2M R A2M 1 2M Resistor W P QMPSA18 1 NPN BJT MPSA18 MPS A18 E B C 1N4148 HIGH SPEED SOLID STATE DIODE P Q971 2 104J S G312 Insulating Tol...

Page 5: ...e a good solder joint Take your time with each connection and make sure that all components are connected and will remain connected if your project is bumped or shaken Bend the component lead or wire...

Page 6: ...diode s cathode as well as the other diode s anode 4 Mount the 4 7K resistor to terminals 2 and 5 Do not solder 2 Strip and tin a 1 piece of wire and connect terminal 1 to 3 5 Mount the 2M resistor t...

Page 7: ...Solder all connections at terminals 3 4 5 and distortion pot lugs 2 and 3 now 4 Locate the battery clip Cut 1 length off the ends of each lead and discard or save for other projects Connect the black...

Page 8: ...DRAWING 1 TOP LEFT SIDE RIGHT SIDE 1 2 DRAWING 2 INPUT JACK OUTPUT JACK 1 5 INSIDE VIEW OF THE ENCLOSURE 1 8 3 8 3 8 MPS A18 4 7K 2M 8 B E C...

Page 9: ...1 2 3 INPUT JACK OUTPUT JACK MPS A18 4 7K 2M DRAWING 4 OUTPUT POT 1 0 4 J DISTORTION POT 104J BLK RED 2 3 1 6 5 4 9 1 1 Place the insulating tolex between the battery and footswitch lugs 3 and 6 to pr...

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