Prices below are valid with my restoration services
If you would like to upgrade your RCA input jacks
with a new assembly using gold plated jacks that are
wider in space to accept the more modern RCA cables,
the additional price is $25.00 installed.
Bias Balance Control Upgrade is a bias circuit upgrade for equalizing
the bias current between each pair of output tubes. No need
for matched tubes. Installed price is $36 per channel
Upgraded Speaker Terminals using dual binding post
wired for 8 ohm on your audio transformer.
Price installed $18.50 each side installed.
Upgraded Speaker Terminals using four 5 way banana posts,
price is $28.00 each side installed.
Upgraded 3 wire line cord. Note, possible ground loop hum may occur if your
input device (preamp, CD player etc.) also has a 3 wire line cord.
Additional cost is $11.00 installed.
Other part replacement prices
Replacement 10K 2Watt Bias Potentiometer $13.50 each installed
Replacement on/off switch $7.50 installed
Replacement mono/stereo switch $7.50 installed
Replacement fuse socket $7.50 installed
Replacement same style original Dynaco RCA Jacks $18.00 installed
Replacement original style Dynaco speaker terminals $8.00 each installed
Replacement Dynakit ST70 label for your cage $10.00
Sovtek 5AR4 tube $20.00
JJ 5AR4 tube $20.00
Ruby 5AR4 tube $20.00
Electro-Harmonix EL34 tubes $42.00/pair
Electro-Harmonix EL34 tubes $80.00/quad
Svetlana EL34 tubes with brown base $82.00/quad
New Old Stock 7199 tubes $42.00/each
Pair of RCA input shorting plugs $3.00
Please ask about other upgrade options and prices.
I can replace your original printed circuit board with
upgraded boards from DIYtube.com, VTA and others.
Email address is salb203@optonline.net
I use and recommend high quality upgrade and
restoration parts from Dynakitparts.com
Note: Tube prices subject to change without notice.
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updated 04/03/2014