Here's another demo of the "Master Blend" guitar amplifier I'm designing. I have been tinkering with some of the load lines and bypass cap values on the tubes and this is what I've come up with so far. I've done even more tinkering since making this video, which has opened up the pentode's gain considerably. ... https://www.youtube.com/watch?v=uDy_-bobyak

In this video we will follow the diagnosis and service of an unusually labeled Gregory-made Prestige series filament, vintage tube guitar amplifier. Gregory amps were made in New Jersey and usually featured point-to-point wiring. This example from 1966, however, has a small printed circuit board. Tube compliment is also unusual for their small Mark I and Mark II amps in that instead of a 12AU7 or 12AV7 pentode, there is a 12AX7 up front, with a 50C5 and 35W4 rectifier tube. At the end of the video, we will take a listen with both a Silvertone Harmony and a Fender Telecaster. ... https://www.youtube.com/watch?v=MYUQ-m9lUJM

Save 10% on Native Sons Straps with this code: GUITOLOGIST10 https://www.nativesonsgoods.com/ Boaz Elkayam, the renowned guitar luthier who Guitar World magazine once described as "the most interesting man in the world" https://tinyurl.com/y7wgpy3c , joins us for an intense discussion on what's going on with his newest creations, including his much anticipated Boaz One modular plastic guitar. We will also tour his shop where he keeps his many custom built treasures, including a complete whiskey still he has built himself! GUITOLOGIST MERCH: https://teespring.com/stores/the-guitologist-mercantile SUBSCRIBE TO CHANNEL 2: http://bit.ly/Guitologist2 ---------------------------------------------------------- *SHOW YOUR SUPPORT* 1: Donate via Paypal: https://paypal.me/guitologist?locale.x=en_US 2: Buy Merch: https://teespring.com/stores/the-guitologist-mercantile 3: Send in Viewer Mail. (Contact Me for details at bradlinzy@gmail.com ) 4: Purchase an ad! (Rate sheets available upon request at email above.) 5: Buy something from a sponsor and tell them I sent you. 6: Stand in the middle of the street naked screaming "LONG LIVE THE GUITOLOGIST!" Then when the cops arrive, tell them about my channel. ------------------------------------------------------------ ♠STUFF I USE -5A Variac: http://amzn.to/2FNWthU -Jameco Isolation Transformer: https://amzn.to/2PRv1Fa -Fluke 87: http://amzn.to/2DwHjvr -Yotec 936 Soldering Station: http://bit.ly/2JqB1Vw -Sealody SSA51 soldering station: http://amzn.to/2DJTS7P -Black and Decker Heat Gun: http://amzn.to/2DWpDhr -Geekcreit® LCR-T4 Mega328 Transistor Tester http://bit.ly/2J9uLSA -HT02 Handheld Infrared Thermal Camera http://bit.ly/2LXfLoD -Solderless Breadboard: http://bit.ly/2stkVAq -Breadboard Jumper Wires: http://bit.ly/2JowaEh -Geekcreit® XR2206 Function Signal Generator DIY Kit http://bit.ly/2LYBvkb -Contact Cleaner: http://amzn.to/2FVitro -Max Professional Cleaner and Lubricant: https://amzn.to/37R3JY8 -Deoxit Fader Cleaner: https://amzn.to/2LPwtsE ♠RECORDING -JVC Everio Camcorder https://amzn.to/2RLIleU -Andonstar USB Microscope: https://bit.ly/2q8QIWz -Articulated Boom Arm with Cam Mount: https://amzn.to/2Hlo2AX -Shure Beta 87A https://amzn.to/2rNPnoW -EV 635A Omnidirectional Dynamic Mic https://amzn.to/2pR8HQT ♠RECOMMENDED BOOKS -RCA TUBE MANUAL http://amzn.to/2GOBVqS -DESIGN AND CONSTRUCTION OF TUBE AMPLIFIERS: http://amzn.to/2HSNMne -Designing Tube Preamps for Guitar and Bass: http://amzn.to/2DK5tmt ♠2006 FENDER AMERICAN STD TELECASTER PICKUPS -TV Jones Magnatron Neck: https://amzn.to/2q1zQjD -Seymour Duncan Vintage Stacked Bridge: https://amzn.to/2GyZjrK ... https://www.youtube.com/watch?v=hg8K-LWu0DE

0:03 Save 10% on Native Sons Straps with this code: GUITOLOGIST10 https://www.nativesonsgoods.com/ 0:31 Gibson's PR Firm responds to Firebird X destruction video controversy, digs the hole even deeper 10:28 Boaz One Kickstarter raises over $117,000 in its first 12 hours http://bit.ly/2yy8KFc 12:03 Peavey liquidates the remainder of its Mississippi factory warehouse as production moves completely overseas http://bit.ly/2ZrI1Gd 14:05 Remebering Peavey's PR nightmare, the "Undercover Boss" TV show episode 15:53 NEW GIBSON GUITAR DESTRUCTION VIDEO SURFACES http://bit.ly/2GIfdln 18:05 Viewer Mail: Red Headed Step Stacker silver coins http://bit.ly/31cUkXr ------------------------------------------------------- *WAYS YOU CAN SUPPORT THIS CHANNEL:* ♠Stand in the Middle of the Street Naked Screaming "LONG LIVE THE GUITOLOGIST"! OR ♠Send an unwanted piece of gear or send a small tip via Paypal: bradlinzy@gmail.com Thanks for your support! ♠STUFF I USE -5A Variac: http://amzn.to/2FNWthU -Jameco Isolation Transformer: https://amzn.to/2PRv1Fa -Fluke 87: http://amzn.to/2DwHjvr -Yotec 936 Soldering Station: http://bit.ly/2JqB1Vw -Sealody SSA51 soldering station: http://amzn.to/2DJTS7P -Black and Decker Heat Gun: http://amzn.to/2DWpDhr -Geekcreit® LCR-T4 Mega328 Transistor Tester http://bit.ly/2J9uLSA -HT02 Handheld Infrared Thermal Camera http://bit.ly/2LXfLoD -Solderless Breadboard: http://bit.ly/2stkVAq -Breadboard Jumper Wires: http://bit.ly/2JowaEh -Geekcreit® XR2206 Function Signal Generator DIY Kit http://bit.ly/2LYBvkb -Contact Cleaner: http://amzn.to/2FVitro -Deoxit Fader Cleaner: https://amzn.to/2LPwtsE ♠RECORDING -JVC Everio Camcorder https://amzn.to/2RLIleU -Andonstar USB Microscope: https://bit.ly/2q8QIWz -Articulated Boom Arm with Cam Mount: https://amzn.to/2Hlo2AX -Shure Beta 87A https://amzn.to/2rNPnoW -EV 635A Omnidirectional Dynamic Mic https://amzn.to/2pR8HQT ♠BOOKS -RCA TUBE MANUAL http://amzn.to/2GOBVqS -DESIGN AND CONSTRUCTION OF TUBE AMPLIFIERS: http://amzn.to/2HSNMne -Designing Tube Preamps for Guitar and Bass: http://amzn.to/2DK5tmt ♠2006 FENDER AMERICAN STD TELECASTER PICKUPS -TV Jones Magnatron Neck: https://amzn.to/2q1zQjD -Seymour Duncan Vintage Stacked Bridge: https://amzn.to/2GyZjrK ... https://www.youtube.com/watch?v=EWU1JqGtbLA