Original MP-1

no power amp yet

Started by Metropolis

Replies: 2
Views: 3,009

December 14, 2014, 03:54:43 PM
by Gemini75

Mod1 (Cathode follower) and Mod 4 mark II?

Started by jarrodthebobo

Pages1 2 3

Replies: 30
Views: 17,571

December 11, 2014, 04:54:20 AM
by jarrodthebobo

MP1 with Marshall? Mod

Started by Randy R

Replies: 3
Views: 3,448

December 07, 2014, 05:01:05 PM
by MarshallJMP

Original MP-1 and battery...

Started by Casey_Butt

Pages1 2

Replies: 17
Views: 10,103

December 03, 2014, 12:17:22 AM
by rnolan

Erase patches

Started by rennerskt

Replies: 2
Views: 2,768

December 01, 2014, 01:38:59 PM
by MarshallJMP

MOD3 5150

Started by RobbHell

Pages1 2 3

Replies: 33
Views: 13,817

November 20, 2014, 01:28:12 PM
by MarshallJMP

How to restore to original factory settings

Started by rennerskt

Replies: 6
Views: 11,440

November 13, 2014, 04:59:37 AM
by rnolan

Big shout out to MJMP

Started by Dna^Yay

Pages1 2

Replies: 20
Views: 9,957

November 10, 2014, 08:52:49 AM
by Chamai

MOVED: New Tubes Advice

Started by rnolan

Replies: 0
Views: 2,540

October 23, 2014, 05:47:14 AM
by rnolan

Runing 2 mp-1's the same time

Started by Chamai

Pages1 2

Replies: 15
Views: 7,666

October 23, 2014, 04:52:21 AM
by rnolan

Chorus swelling on output B, no issues with A

Started by Chamai

Replies: 7
Views: 4,258

October 16, 2014, 02:19:21 AM
by rnolan

1.38

Started by Challenger12R/T

Replies: 9
Views: 6,550

October 08, 2014, 11:37:41 PM
by rnolan

MP1 problems, new member

Started by rnolan

Replies: 9
Views: 4,912

October 03, 2014, 01:42:18 PM
by MarshallJMP

Bass Guitar Patch?

Started by kfowler8

Replies: 2
Views: 2,731

October 02, 2014, 08:33:31 AM
by rnolan

MP1 Stock Gain Modded new tube help

Started by Dna^Yay

Replies: 3
Views: 3,178

October 02, 2014, 08:22:52 AM
by rnolan

ADA Volumes, how do you set yours?

Started by Dna^Yay

Pages1 2 3

Replies: 34
Views: 19,035

September 18, 2014, 07:08:26 AM
by rnolan

Output Level knob not working.

Started by martinmarkvoll

Replies: 3
Views: 3,096

September 13, 2014, 03:38:58 AM
by martinmarkvoll

Anyone tried a 12AT7 tube?

Started by kfowler8

Replies: 4
Views: 3,613

September 06, 2014, 10:41:16 PM
by kawai2g4b

MP-1 "CHORUS".......AWESOME OR ???

Started by RandallRG

Pages1 2

Replies: 18
Views: 10,776

September 06, 2014, 06:06:37 AM
by rnolan

Mid Caps

Started by RobbHell

Replies: 5
Views: 4,411

September 06, 2014, 05:58:32 AM
by rnolan