Used - EAR 509 mk2 monoblock pair
$9,00000
Excellent condition, ship in manufacture packaging.
The EAR 509 monoblock amplifiers output 100 Watts per channel into 4, 8, or 16 ohms. Available with either RCA or true balanced inputs. No feedback used on the transformer secondary. Entirely stable into any load. This is the ticket when you need lots of tube power.
Reviews
https://www.audioasylum.com/reviews/Amplifier-Tube/EAR-Yoshino/-509/tubes/77810.html
https://www.audiocircle.com/index.php?topic=26622.0
Specifications
- Power Output (20Hz-20KHz<0.25% THD into Rate Load)…100W
- Frequency Response 8Hz-30KHz…………+0-1dB
- Frequency Response 3Hz-80KHz……….+0-3dB
- Power Bandwidth -3dB,0.5% THD…….12Hz-60KHz
- I.M.D. at any level from 100mW-100W equivalent power…<0.2%
- Output Damping Factor (0.4ohm + 4uH)….20
- Signal to Noise Ratio down from 100W…….96dB
- Input Sensitivity (Unbalanced)………1.2V
- Input Impedance (Unbalanced)………25Kohm
- Power Consumption ……………….180V.A.
- Weight …………………18kg
- Size 12″(30cm)W……..10″(25.4cm)D…….6″(15cm)H