A pair of Coincident M300B Frankenstein II Mono Block amplifiers in outstanding condition with the upgraded Black Treasure tubes and NOS RCA 5U4 tubes. The amps are about a year old.
The condition is outstanding and a extremely conservative 8 rating.
PLEASE CONTACT ME FOR MORE INFORMATION AT CHOWBEARDOG@SBCGLOBAL.NET
I love the sound of these amplifiers - amazing presence, low noise floor, incredible layering and the most musical amplifiers you will ever have the pleasure of hearing.
High End Audio "This is, without a doubt, the finest amplifier, overall, I have ever heard. Three of my associates have also heard this amplifier, in my system, and agree with this opinion and evaluation."
M300B Frankenstein MK II - This is , without a doubt, the finest amplifier, overall, I have ever heard. - Arthur Salvatore- High End Audio
The M300B Frankenstein MK II mono amplifiers are built to the absolute highest standard regardless of cost-
The finest 6N copper interstage,output and power transformers
No coupling caps in the signal path
Finest Teflon caps
All polyproylene power supply with massive energy storage
3 tube configuration (6EM7 input driver, 300B output, 5U4 rectifier) for purest sonics
Input and rectifier tubes are the best NOS American. Electro Harmonic 300B Gold Grids are standard.
Others available at special discount pricing.
Triangular chassis shape to ensure rigidity
These amps represent a sonic breakthrough. Their transparency and absence of an electronic sound set new standards. Mated to the appropriate speakers, they will prove to be a revelation. They easily drive every Coincident speaker model.
300B Mk II Mono Block
Output Power: 8w (Triode) / SE Class A
Output Impedance: 8ohm,16ohm
Frequency Response: 20hz-20khz ±1db
T.H.D.: <1%, 20hz-20khz (Ref. Output)
Input Sensitivity: 1V
Input Impedance: 100kohm (RCA)
Tubes: (6EM7×1, 300B×1, 5U4 GB×1) / Channel
Power Requirement: Ac 115v Or 230v±5% 50/60hz (Selectable)
Dimension: 310 * 166 * 385mm (W×H×D)
Gross Weight: 18.50 Kgs
Net Weight: 15.50 Kgs