Gold input jacks have been added. Tubes and sockets will be numbered for easy installation.
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Mullard gz34 rectifier tube. Mullard xf2 single halo el34 power tubes. Fully rebuilt. It will give you many years of service and it sounds great! This amp is ready to go - plug and play! Rectifier has diodes installed for protection.
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This kit will replace the original Dynaco driver circuit and printed circuit board, using the excellent sounding 6SN7 triode. Tubes are NOT included with the kit! The benefits of upgrading your Dynaco ST-70 amp with our Dynaco ST-70 AB kit are.
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This has been upgraded to 6SN7GT tubes. Check pictures. Works perfect. Nothing to do but use it. Cover included. The 5AR4 tube is a Mullard. The 6SN7GTB's are Sylvania. The EL34's are GT.
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Includes (1) PC-3B (replaces PC-3) board. This was engineered to be a restoration board and as such, follows the original circuit WITH THE EXCEPTION THAT IT USES THE PLENTIFUL 6GH8A TUBE VS THE ORIGINAL/EXPENSIVE/HARD TO FIND 7199.
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ABJ (Amplifier Banana Jack) upgrade kit for the Dynaco Stereo 70, Mark III, and Mark IV tube amplifiers.
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Try a Quad in your ST-70, Marantz 8B, MArantz 9, QuickSilver MX-190 (Octet), or a Pair or Quad in your Marshall or any Guitar amplifier that uses El34 tubes. They are matched in Quads. The sound of these El34s is romantic and warm, reminiscent of the NOS Mullard, in fact we think they are better.
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You just landed to the heaven of custom amp, cab, keyboards, speakers and gear covers! Yes - they trust us because we can! - Padded 10mm layer for impact protection;. Terrific amplifier cover! rear-cut for an easy cable access (not seen on the demo pictures)!
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