Archive for November 24th, 2022

Dynaco Dynakit ST-70 Vintage Stereo Tube Amplifier many upgrades

Thursday, November 24th, 2022
Dynaco Dynakit ST-70 Vintage Stereo Tube Amplifier many upgrades

Dynaco Dynakit ST-70 Vintage Stereo Tube Amplifier many upgrades

Dynaco Dynakit ST-70 Vintage Stereo Tube Amplifier many upgrades

Dynaco Dynakit ST-70 Vintage Stereo Tube Amplifier many upgrades

Stereo input gain knob, upgraded driver board, upgraded power supp ly filtering board, speaker post for banana plugs. It looks and sounds great. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Amplifiers & Tube Amps”. The seller is “bruceroberts” and is located in this country: US. This item can be shipped to United States.
  • Brand: Dynaco
  • Type: Tube Amplifier
  • Model: ST-70
  • MPN: ST-70
  • Country/Region of Manufacture: United States

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34′s Vintage

Thursday, November 24th, 2022
Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Dynaco ST-70 Dynakit Stereo Tube Power Amplifier, with new TAD EL34's Vintage

Tested, Serviced and upgraded. It has been kept as stock as possible, with only the parts needed to perform its best being changed. Comes with Brand new Matched Quad of TAD EL34-STR REDBASE Power Tubes. Comes with two Speaker cables, Canare 4S11 with small audioquest spades on one end and Banana plugs on the other. This is a pretty well cared for ST-70 that has been serviced multiple times over the years, including just recently and sounds very nice. In addition to the TAD EL34′s it Includes 4 rather old. Other tubes include 2 GE 7199′s. Rectifier has been rewired out of circuit and replaced by solid state rectification, although the tube remains in the socket for looks and receives heater voltage to light it up. All capacitors have been updated. Coupling capacitors and others were replaced with high quality polypropylene film caps for the best sound quality possible. All filter caps have been replaced. Checked and replaced as needed. The chrome has some small pitting and small rust spots but it’s in very good shape compared to most ST-70′s. Quite a lot of solder joints were redone to keep it as trouble free as possible. Cage is in very nice shape. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Amplifiers & Tube Amps”. The seller is “tboxlabs” and is located in this country: US. This item can be shipped to United States.
  • Brand: Dynaco
  • Type: Power Amplifier
  • Model: ST-70