John W's Discussions (27)

Discussions Replied To (20) Replies Latest Activity

"Take a second look at the schematic. Ground for the circuit is connected to ground f…"

John W replied Nov 26, 2019 to Ruby Amp

6 May 18, 2020
Reply by BrianQ.

"I've always been very happy with the Boss BRS40 http://www.amazon.com/BOSS-Audio-BRS…"

John W replied Mar 25, 2015 to HI - New guy & And speaker question

4 Mar 25, 2015
Reply by Henry S

"I'm sorry I could have drawn that clearer. My handwriting isn't the greatest, but it…"

John W replied Feb 16, 2014 to Are Pre-fabbed LM386 Moduals Worth Trying?

6 Mar 24, 2015
Reply by Henry S

"Put down the soldering iron for a minute, those are mighty fine components and proba…"

John W replied Feb 15, 2014 to Are Pre-fabbed LM386 Moduals Worth Trying?

6 Mar 24, 2015
Reply by Henry S

"I made a solar powered version of my Stella Amp last year: http://www.crazybutable.c…"

John W replied Mar 31, 2013 to rechargeable amp

5 Apr 1, 2013
Reply by Jim Dickison

"Ellwood, that is not how modern amplifiers work.  At least, not the ones you plug in…"

John W replied Jan 25, 2012 to Determining correct potentiometer

10 Jan 25, 2012
Reply by Ellwood T. Bear

"Do you have a parts list for your mystery schematic?"

John W replied Jan 25, 2012 to Looking for a specific schematic

8 Jan 25, 2012
Reply by Jan Westphal

"You can't wire it in to the speaker line because the resistance of the speaker is so…"

John W replied Jan 19, 2012 to Determining correct potentiometer

10 Jan 25, 2012
Reply by Ellwood T. Bear

"What are the other two circuits?"

John W replied Nov 14, 2011 to Stuff I'm working on. Help. comments, discussion & ideas are welcome!

2 Nov 15, 2011
Reply by Bob Lumpkin

"It'll drive whatever you hook it up to.  I've hooked up a Stella amp (1-2 watts) to…"

John W replied Nov 1, 2011 to Speaker Size for Mini Amps

2 Nov 1, 2011
Reply by petey twofinger

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Discussion Forum

Ruby Amp

Started by BrianQ.. Last reply by BrianQ. May 18, 2020. 6 Replies

Smokin' amp (literally)

Started by James Conder. Last reply by James Conder Aug 27, 2019. 4 Replies

Simple Headphone/Practice Amp

Started by BrianQ. May 16, 2019. 0 Replies

Problem with second-hand amp.

Started by Arthur Payne Mar 31, 2019. 0 Replies

Artec Amp Help!

Started by Jesse Lively Sep 10, 2017. 0 Replies

LM386 N-4

Started by Denis U. Last reply by Richard Haas Dec 3, 2016. 4 Replies

History Mystery--Orrtronic Tube Amplifier project

Started by Scott aka Farmer Ted Nov 17, 2016. 0 Replies

Dual IM386 Chip amp

Started by Paul Craig. Last reply by Paul Craig Nov 3, 2016. 31 Replies

Amp Speakers

Started by Primitive Acoustics. Last reply by Primitive Acoustics Mar 9, 2016. 3 Replies

Grounding for Cigar Box Amps: Chassis Ground?

Started by Erik Bell. Last reply by Scott aka Farmer Ted Dec 20, 2015. 4 Replies

Neat amp components

Started by Surly. Last reply by Alan Steeg Oct 27, 2015. 1 Reply

can a dab radio be turned into an amp

Started by Coventry Halfpenny guitars. Last reply by Pickedmoor Jon Oct 20, 2015. 3 Replies

SDA-T Questions

Started by alectron. Last reply by Zac Ray Sep 2, 2015. 10 Replies

HI - New guy & And speaker question

Started by Henry S. Last reply by Henry S Mar 25, 2015. 4 Replies

Are Pre-fabbed LM386 Moduals Worth Trying?

Started by Scott W. Last reply by Henry S Mar 24, 2015. 6 Replies

Powered sub to amp ??

Started by wormil. Last reply by wormil Sep 2, 2014. 2 Replies

Amp and speaker INSIDE the guitar?

Started by Greg Potts. Last reply by Ron "Oily" Sprague Jul 1, 2014. 1 Reply

trying to hack an old valve radio, into a guitar amp,

Started by GARAGE HERMIT. Last reply by GARAGE HERMIT Apr 29, 2014. 108 Replies

Best mini amp KITS

Started by MichaelS Country Boy Guitars. Last reply by Henrik Johansson Mar 10, 2014. 34 Replies

amp wiring help

Started by HarleyTodd. Last reply by Bernie Mango Feb 26, 2014. 18 Replies

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