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Headfirst Amps Live

Jason Tong
Marshall
Jose Mod
Guitar Amplifiers
Marshall JCM 800-2203
Filtering (mains, Screen, Preamp)
Tubes (EL34, ECC83, Mullard, JJ, PS Vane)
Laney AOR Pro Tube Series
JCM900 SLX
Marshall Amplification
Marshall Amplifiers
Tube Amplifiers
JCM 800 Front End / Cold Clipper
Marshall Amps (JCM800, Non-Master, Etc.)
Cabinets (4x12, TV Cab, Head-Shell Mods)
SLO100
Dual Rectifier
Peavey 5150
Marshall JMP/800 Family
JMP Era Amplifiers
JCM 800 Series

Jason Tong hosts Amp Chats Live on YouTube with guest amp designers, techs and music personalities for all things tube amps. Live Q&A on YouTube every week.

PublishesMonthlyEpisodes31Founded3 years ago
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MusicMusic Interviews

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Artwork for Headfirst Amps Live

Latest Episodes

The amp that started it all…hard to believe we haven’t dedicated a show to it yet! From the 60s through to the current reissue amps, all the details and all the minutiae!

The best ever? Join Dave, Dan, Shea and Jason for a deep dive into the full history of this legendary circuit. From JMP to 800, vertical to horizontal. What are the differences?? Come along and find out. PLUS your questions!!

YouTube

Friedman, Gower, Monomyth, Headfirst.

Back for show #14!! Looking at the sleeper 900 - the awesome JCM900 SL-X

YouTube

Friedman, Gower, Monomyth, Headfirst.

Back for show #13!! Looking at cool as Laney AOR Pro Tube Series!

YouTube

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Recent Guests

Brent Pergason
Marshall amp designer/replicator; runs Purgisound
Gower/Headfirst Amps Live
Episode: The Amp Panel #14 - Marshall JCM900 SL-X
Dave Hopkins
amp modder and builder discussed in depth
Independent amp designer / modifier
Episode: The Amp Panel #12 - the Peavey VTM
Pete Thorne
Guitarist, session player, and amplifier enthusiast
Guest (referenced on stream)
Episode: The Amp Panel #10 - SLO vs Dual Rec vs 5150

Host

Jason Tong
Host with recurring involvement in amp design discussions and panel formats

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Talking Points

Recent interactions between the hosts and their guests.

The Amp Panel #7 - Friedman, Gower, Monomyth, Headfirst
Q: What is the impact of bypass caps on a V2A stage in different Marshall-era circuits?
The group explains that bypass caps can alter high-frequency content and overall feel, with opinions varying by era; in some setups, the cap adds upper-mid presence and bite, while in others it can make the amp sound dull if misapplied. The consensus is that context—circuit era, speaker load, and gain stage interaction—drives whether the bypass cap is beneficial or detrimental.
The Amp Panel #11 - The Definitive Guide to the Jose Mod
Q: How different are the Hosei Amp and the Custom 50 (Reza Amp) aside from being 150W?
The two share the concept of a Jose-inspired circuit but are voiced differently; the Reza amp centers on pre-tone stack master and clipping diodes, while the Hosea lineage focuses on a dual-gain-stage approach with distinct tone stacks, affecting how the diodes interact with the rest of the network.

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Frequently Asked Questions About Headfirst Amps Live

What is Headfirst Amps Live about and what kind of topics does it cover?

The program is a deep-doldrum technical roundtable focused on guitar amplifiers, with heavy emphasis on vintage and modern tube designs, repair, mods, and tone-shaping. Episodes consistently explore circuit topologies, component choices, and practical troubleshooting, complemented by hands-on restoration stories and real-world build experiences. The format often centers on roundtable discussions among amp builders, techs, and players, mixing historical context with actionable tips for enthusiasts and professionals. A standout trait is the strong emphasis on authentic gear culture, NAMM experiences, and community-driven knowledge sharing, making it especially valuable for tech-minded listeners who enjoy digging into schematics, sourcing part... more

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How many subscribers and views does Headfirst Amps Live have?

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Which podcasts are similar to Headfirst Amps Live?

These podcasts share a similar audience with Headfirst Amps Live:

1. The Gear Podcast
2. Know Your Gear Podcast
3. Chasing Tone - Guitar Podcast About Gear, Effects, Amps and Tone
4. No Cover Charge Podcast
5. Chairmen of the Boards

How many episodes of Headfirst Amps Live are there?

Headfirst Amps Live launched 3 years ago and published 31 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

How do I contact Headfirst Amps Live?

Our systems regularly scour the web to find email addresses and social media links for this podcast. We scanned the web and collated all of the contact information that we could find in our podcast database. But in the unlikely event that you can't find what you're looking for, our concierge service lets you request our research team to source better contacts for you.

Where can I see ratings and reviews for Headfirst Amps Live?

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What guests have appeared on Headfirst Amps Live?

Recent guests on Headfirst Amps Live include:

1. Brent Pergason
2. Dave Hopkins
3. Pete Thorne

To view more recent guests and their details, simply upgrade your Rephonic account. You'll also get access to a typical guest profile to help you decide if the show is worth pitching.

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