This kit will update one ST-70 or SCA-35 amplifier, or 2, Mark II, III, IV or Heath-Kit W-4 mono-block amplifiers, one Marantz 8B amplifier or one H-K Citation II amplifier. Sorry, but these will not fit the ST-35 amplifier.
eBay
10 Inch 500W High Power Passive Subwoofer Amp 4Ohm Wooden Audio Speaker Black/ Applewood 2-Way Subwoofer for Home Theater Destop
Aliexpress UK
A proper restoration must replace all electrolytic capacitors on all boards. A proper rebuild requires a full recap of all PCBs. Parts for compete recap of all the electrolytic capacitors. Complete audio path upgrade with high quality WIMA or IC (Illinois capacitor) film capacitors.
eBay
1pc Speaker Isolation FE Stand Base Feet Amplifier Chassis Shock Turntable Beads Anti Absorber Foot Pad Subwoofer DAC CD Radio
Aliexpress UK
A proper restoration must replace all electrolytic capacitors on all boards. A proper rebuild requires a full recap of all PCBs. Parts for compete recap of all the electrolytic capacitors. Complete recap of all PCBs.
eBay
4-inch Dual Subwoofer Empty Box with Power Amplifier Hole Active Subwoofer Drawer DIY Car/Home Speaker Box Subwoofer Housing
Aliexpress UK
A proper restoration must replace all electrolytic capacitors on all boards. A proper rebuild requires a full recap of all PCBs. Parts for compete recap of all the electrolytic capacitors. Complete recap of all PCBs.
eBay
100W High Power 6.5" Passive Subwoofer Home Theater Speakers Bass Car speaker amplifier speakers Boom Box Sound System Big Power
Aliexpress UK
Designed to maintain exceptional fidelity under real-world loudspeaker loads. TheDynaco Stereo 70 (ST-70) is a legendary tube amplifier known for itshigh-fidelity sound, robust performance, and compact design.
eBay
NEW Bluetooth Speaker For Milwaukee/Makita/Dewalt/Bosch 18V 20V Battery With USB Type-C Port Charge Player Loudspeaker Amplifier
Aliexpress UK
Miller Audio LLC Introduces the new Dynaco ST-70 / Dyna-70 Ultimate Upgrade w/ Automatic Bias. The Dyna-70 Ultimate Upgrade with Automatic Bias (aka AB or Auto Bias) is the newest version of the Dyna-70 Ultimate Upgrade kit.
eBay
3-inch Woofer Subwoofer Speaker Hifi Amplifier Speaker 25W Home Audio Carbon Fiber Basin Waterproof Car Modified Speaker 1PCS
Aliexpress UK
A proper restoration must replace all electrolytic capacitors on all boards. A proper rebuild requires a full recap of all PCBs. Parts for compete recap of all the electrolytic capacitors. Complete recap of all PCBs.
eBay
Motorcycle Speakers with Built-in Amplifier Wireless USB & AUX Inputs FM Radio 12V Metal MP3 Player for Off-Road Bikes
Aliexpress UK
Laney-Cub-10 (2009)-Schematic. Laney-AOR50-Schematic Laney-AOR50-Series-2-Schematic.
eBay
Portable Voice Amplifier Megaphone Mini Audio Speaker With Microphone Rechargeable Ultralight Loudspeaker for Teachers teaching
Aliexpress UK