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Sterling VA Sansui 5000A Precise 111 tube tester, vintage Technics speakers | Audiokarma Home Audio Stereo Discussion Forums
PRECISE 111 TUBE TESTER DATA V6 Service Manual download, schematics, eeprom, repair info for electronics experts
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Precise Model 111 Tube Tester
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GAOTek Precise Gloss Meter with 60°Angle, Measuring Area 9x15, Measuring Range 0~300 GU,Measuring Time 0.5s, Conform with JJG696, Stable Performance, Built-in Lithium ion Rechargeable Battery|GLS-111: Amazon.com: Industrial & Scientific
Vintage Precise Model 111 GM & EM Tube Tester for sale online | eBay