Hagerman Technology

05/23/2026

05/13/2026

Sammy and my OVERDRIVER pedal getting ready for tour. Credit to Avi Ronen :)

05/06/2026

Wow, biggest order yet! I am so grateful for everyone's support and love for my pedals. Mahalo nui loa!

PS - This is also how to get a bulk discount, as shipping is charged only once per order... :)

05/01/2026

https://pollux.positive-feedback.com/reviews/hardware-reviews/hagerman-audio-cornet-mm-vacuum-tube-phono-stage/

04/16/2026

https://www.youtube.com/watch?v=60Bac-m7VSI

7 likes, 2 comments. "Hagerman Tsar Octave: The New Original!"

04/15/2026

Version 2 of new Tube Overdrive up and running. This time with a 20dB preamp section before tube and tone control after. Very well behaved. Can go from warm to edge of breakup to a bit more. Very tubey.

04/15/2026

Review coming up in future episode of TONE Magazine...

04/05/2026

https://www.hagtech.com/lm555.html

First introduced in 1972, the ubiquitous LM555 timer IC has proven to be perhaps the most popular integrated circuit of all time. One notable drawback with the design is that it is not possible to achieve an output duty cycle under 50%. Of course, an output inverter chip could be added, but there is...

04/04/2026

New top secret project in the works...

03/24/2026

Update on Hawaii - yes, it's been raining like crazy for about 4 weeks now. Factory is ok (minus a broken microwave due to power glitches). I am still able to build and deliveries are getting through. This video is from yesterday, the street I take to Post Office every day. Luckily I made my trip about an hour before!

Thank you for all the prayers and concern. Many communities have incurred a lot of damage (houses & roads gone). Recovery will take some time. Lots of cleanup ahead...