GU-UM AUDIO CHARCOAL GM70 TRIODE Mono Amp

These GM70 mono power amps are Single-Ended Direct-Heated-Triode amps which produce powerful Class-A 30 watts per each mono block. These GM70 mono blocks are arguably one of the best power amps you can find under $10K. They render truthful timber and sweet tonality only possible from triode amplification, while driving speakers with authority and dynamics. Selling price: $2500 or Best Offer. Retail price: $6000 ALL REASONABLE OFFERS WILL BE SERIOUSLY CONSIDERED. The GM70 tube is the Russian-version 845-equivalent power triode tube with high power output and high voltage drive. In comparison to the 845, the GM70 offers little higher power output (5~10 watts more per tube) with more authoritative bass and smoother midrange performance. Its design features are: 1. Sweet, warm & silky-smooth SE direct heated triode amplification with authoritative class-A 30 watts power to drive modern speakers 2. 6J5 first input stage tubes (1960-vintge NOS tubes) 3. EL34 Driver tubes 4. SET Output Transformers with maximum 60watt output capacity 5. Fully Tube Regulated Power Supply with dual power transformers, dual rectifiers, & dual choke transformers 6. Russian 1970-vintage GM70 output tube 7. An Input Volume Control to directly connect to a source (DAC, CDP, etc.) 8. Zero negative feedback Class-A design 9. All Point-to-Point Hard Wiring with 3D Air-Floating Architecture [SECIFICATION] 1. Output Power: 30W/CH 2. Input: one SE RCA jacks 3. Output Jacks: 4, 8, 16 Ohms 4. Tubes: One GM70, one 6J5, one EL34, one 6CJ3, one 5AR4 per mono amp 5. Electricity: AC115V or AC230V can be selected 6. Weight: 29Kg per mono amp 7. Dimension: 41Cm W x 26Cm D x 25Cm H each A buyer pays only nominal shipping (e.g. $400~$600 for EMS express shipping) and 4.5% paypal fee.