(2 of 2) IMD (Intermodulation Distortion) vs THD (Total Harmonic Distortion) In Vacuum Tube Amps

3,610 views · Published 12 August 2017 · 26:22 · Indexed 22 September 2026

Channel: ElPaso TubeAmps · 2017 · Entertainment

Watch on YouTube

Successful and interesting results in IMD measurements of several vacuum tube amplifiers comparing IMD with THD results. It appears from these measurements that IMD and THD compare fairly closely but it appears to me that THD may be the superior way to measure distortion.

More from this channel

• 1:41 Jaedan's Rocket

  ElPaso TubeAmps

  618 views · 6 May 2008

• 4:22 Jaedan's Second Rocket

  ElPaso TubeAmps

  404 views · 6 July 2009

• 6:28 Vintage Ampeg SVT 6x6550.wmv

  ElPaso TubeAmps

  2,883 views · 19 May 2012

• 3:04 Post For Analysis of Noise.MOV

  ElPaso TubeAmps

  388 views · 19 August 2012

• 3:47 Dynaco Mark III 6AN8 Testing

  ElPaso TubeAmps

  2,909 views · 13 March 2015

• 16:35 General Radio (GenRad) GR 1603-A Audio Frequency Z Y Bridge Used To Measure Audio Transformers

  ElPaso TubeAmps

  2,614 views · 20 December 2015

• 19:58 Using Mini Circuits (brand name) Directional Coupler To Measure 20 Meter Rotatable Dipole

  ElPaso TubeAmps

  990 views · 9 April 2016

• 16:06 TS-505 A/U Vacuum Tube Volt Meter (VTVM) Repair and Check Out US Army Circa 1955

  ElPaso TubeAmps

  4,896 views · 8 October 2017