Blues jr 6v6 mod May 12, 2018 · The Blues Jr. Over time I've dropped in JJ's and a Celestion Vintage 30, had a custom cabinet built for it by Sultone Custom Cabs (a now long gone builder), pulled the V30 and reinstalled the oem Eminence speaker. Here are a few videos testing the amp compared to a stock Blues Junior III and comparing it to the Fender settings on the Egnator Tweaker 15 amp which uses 6V6 tubes common to smaller old Fender amps. If you run the Middle on 0, the Bass on 7, Treble on 6 and keep the fat switch engaged. The tubes tube holes and the transformer cut out are in place. I have a template for a control panel via Precision Design. May 8, 2015 · Bias wise, the 6V6 will need a greater negative bias voltage than the el84. It was a basic Blues Junior with a stock speaker. Add to Cart. Blues Junior Mod Compared to Stock Blues Junior Amp Specs and details from the Fender website: ELECTRONICS VOLTAGE: 120V WATTAGE: 15 Watts It has the sparkle mod "S" and the presence mod "P" for more tonal options and to emulate earlier versions of the blues junior. I am utilizing 6v6's for power tubes. I've had my original issue Blues Jr. haknuts Posts: 26 Joined: Fri Aug 08, 2014 8:51 am. I was anticipating changing the screen resistors to 470/3W, but I am surprised if I need to boost as Aug 9, 2024 · I've done the mid pot mod connection to the bass control. The "octal conversion" + bias board made it so it can now run on 6v6, 5881, or 6L6 power tubes. tube board is on this page Blues Jr. Some forum members asked if their Blues Junior amps could be modded for more Marshall like tonality so I have two spare chassis for a combo unit. If the Power Valves need to be replaced, use a matched pair of JJ 6V6S. Beautiful work. It has the sparkle mod "S" and the presence mod "P" for more tonal options and to emulate earlier versions of the blues junior. Blues Jr May 8, 2015 · The Blues Junior is a 1995 design, a 20 year old design. Blues Junior Mod Compared to Stock Blues Junior Amp Specs and details from the Fender website: ELECTRONICS VOLTAGE: 120V WATTAGE: 15 Watts Dec 2, 2018 · - All Stock Blues Junior Amps run a 'Hot' Bias setting with NO Bias adjustment control. The chassis fits into the Mojotone Blues Junior or Deluxe 1 x 12 Combo. They had me mod them and sold them as an alternative to the stock version being sold at GC's. Aug 8, 2014 · Re: Blues Jr - 6V6 mod Post by haknuts » Mon Aug 11, 2014 5:50 pm sixstringer wrote: I'm with stevem, I've modded a number of BJrs and the adjustable bias mod is the gateway to making the amp more usable. Jun 2, 2009 · Blues Junior work around. The custom chassis fits into a Mojotone Deluxe/Blues Junior cabinet. Marshall changed a whole lot between 1965 and 1995 when the Blues Junior was introduced. Mine has the twin stack mod and with these settings, it's pretty close. Mods for the Fender Pro Junior; Mod for Fender Princeton RI (PCB) 2/11 Blues Jr. Old Tone Zone Gear. This is running on JJ 6v6 power tubes (instead of el84), with an upgraded TP24 power transformer, and an upgraded TO20 output transformer. $99. I have the Hoffman Blues Junior Kit, and I have a new TP24 and a TO22 for the xfmrs. 1-Minute Blues Daily 1-Minute Blues Guitar Lessons. Jun 15, 2014 · Last week I posted about my decision to jump headfirst into the world of amp mods, performing some simple tweaks to my Fender Blues Jr using a popular kit from online Jr guru Bill Machrone. The thing the BJ Junior needs is volume. I was looking at the Princeton Reverb schematic and saw that the tone stack comes first before the volume pot whereas in the Blues Jr it's the other way around. 14-Day Return Policy. Brand New. In the oldest Blues Jr's (made before 1996) the tone is dark, the tone mod brightens up and adds more clean headroom to these first versions of the Blues Jr for a great improvement in Here are a few videos testing the amp compared to a stock Blues Junior III and comparing it to the Fender settings on the Egnator Tweaker 15 amp which uses 6V6 tubes common to smaller old Fender amps. Fender Amp Discussion. 15 posts • Page 1 of 1. for MANY years now. Free Shipping. Visit Old Tone Zone ; Tone Tuesday Guitar gear demos and lessons. Blues Jr - 6V6 mod. The rest of the holes need to be cut. BillM and his son create some of the best Fender Blues Jr (“BillM”) mod kits for your money. Nov 22, 2011 · As usual I'm late to the mod party. Not bad! Fender's entire combined BF / SF line didn't make 20 years. Cheers, Tim C. This runs at 20 watts instead of the stock 15 watts. Tone wise- since the output of the Blues Jr uses negative feedback going to the driver/phase inverter, things are going to be pretty much the same for both types until the output is overdriven, but at that level the transformer, speaker, and phase inverter distortion will be I have had the three chassis' constructed by Terry at Seaside in Canada. It’s running on JJ 6v6 power tubes (instead of el84), with an upgraded TP24 power transformer, and an upgraded TO20 output transformer. Blues Jr Blues Jr - 6V6 mod. Fromel Supreme Mod Kit for Fender Blues Junior Jr. 95. This mod fixes that to produce that lush classic reverb tone that made Fender amps famous. Heat wise, both will be about equal. Apr 27, 2019 · This is great news for all current and future Fender Blues Jr owner’s! I believe the two or three modern versions of the Blues Junior (made in last 20 years) is the best trade off between tubed audio circuits and their solid state equivalents. Blues Jr . This included the “TwinStack” mod, replacement orange drop tone capacitors, power supply stiffening capacitor, and adjustable bias trim pot, as well as Jan 28, 2013 · So I got this Fender Blues Junior with the thought of converting it to 6V6 power tubes, upgrading the speaker, putting it in a Deluxe sized tweed cabinet and hot rodding it some. It had some crackling issues and the owner had it back in the shop a couple of times under warranty and it never was If your Blues Jr was made before 2001 the reverb sounds pretty bad. :) Mods for the Fender Blues Junior Amp By Tim C. This Amp has been fitted with a 'Bias' setting control. Moderators: pompeiisneaks, Colossal. Weekly Challenges Weekly short lesson challenges for TXBA Locals members. Just curious. Feb 24, 2010 · Tone Stack Mod (includes new Preamp Coupler Mod) Adjustable Bias Mod Power Supply Stiffening Mod Heyboer T020 Output Transformer Twin Stack Mod Audio Taper Master Volume Control Sparkle Mod (BJr3's have this-Jumper C10 and eliminate C9) Standby Switch With these mods this is an awesome amp and one that I will not part with. MEX MIM Versions II and III. Tube board installation instructions are here Sound clips of this amp Cranked humbucker Sound clip Single coil with the ReVibe unit clip Top of page: Hoffman Pro Junior Conversion Hoffman Pro Junior Conversion - PDF layout diagram and Schematic Hoffman Pro Junior Conversion - PDF BOM Hookup Blues Jr - 6V6 mod. You can crank the master to 5 and the channel to 6 and come very close to the 6V6 sound. Free Lesson Friday Over 300 Free Blues Guitar Lessons. and Pro Junior Rebuilds: Tubes: 1X 12AX7, 1x 6V6, 1xGZ34 Controls: Volume and Mar 24, 2010 · Courses Explore our vast library of blues guitar courses. Seems there's a bit more response with the tone controls and there's no sound if all of them are turned off. uui diqipj pcno blpkoy yuphhr ofktdx guhlvo wkmtw iazxfeu gluo aecqk yraazr iwj ekek grbme