Tubes sold without the benefit of
adequate testing may have a shorted
element that can damage your equipment.
Avoid costly repairs.
Send us your tubes for Precision Testing
and Matching on precision equipment,
fabled Tektronix 570 curve-tracer
and Hickok 1234 Card-Matic.
Tube-Type(s)
Quantity of each type
Make & Model of equipment
- Location -
AllegroSound
− Established 1973 −
"love what you listen with"
Los Angeles, California USA
Rick@AllegroSound.com
FOR SALE - TRADE 
HOME / Master-Index 
* AllegroSound et al assumes no responsibility for the use or misuse of products, services, info, etc.
website design & original content ©AllegroSound, Los Angeles USA. All rights reserved.