La Radiotechniques R120 SE

RT R120 drive by STC CV1988

La Radiotechniques R120 2W Single End Amplifier

* Driver tube is Parallel STC CV-1988 ( British military version of 6SN7GTA )
* Output tube is La Radiotechniques R120 Indirect heat Triode run at 60mA 250V
* Output transfomer is Local custom made M6 EI at 2.5K primary
* Rectify tube is Telefunken AZ12

Sound is very smooth sound , this is single end sound , great mid sound . Good for vocal song specaily female vocal.

RT R120 drive by STC ML-6

After I try some other driver tube so now I using STC ML-6 and found that it's match and produce the very good sound , more dynamic and very good in detail , high and specially bass is very good. This is the configuration that I like very much.

*** R120 is known as IDHT version of 2A3 but it have very uniques sound not like 2A3 ***