| Configuration |
Dual Mono (partial) |
| Class of operation - Preamplifier |
A |
| Class of operation - Amplifier |
A/AB |
| Single Ended Inputs   (RCA) |
5 pairs |
| Input Device Types - preamp |
J-FET |
| Input Sensitivity |
370mV - 3.0V RMS |
| Input Impedance |
14,000 Ω |
| Tape Output |
1 pair |
| Preamplifier Output |
1 pair |
| Output Device Types - Amplifier |
Bipolars - 2 per channel |
| Output Binding Posts |
5-way / Gold-plated / Shielded |
| Output Power @ 8 Ω |
85 Watts per channel |
| Output Power @ 4 Ω |
130 Watts per channel |
| Output Impedance |
0.04 Ω |
| Damping Factor |
> 200 |
| Gain Control |
RBG cs version |
| Gain |
37dB |
| Dynamic Headroom |
3dB |
| Signal-to-noise Ratio |
97dB @ full power |
| Maximum Output Voltage |
23.5 Volts |
| Slew Rate |
20V/µs |
| Maximum Current - Peak |
18 amperes |
| Maximum Current - Continuous |
10 amperes |
| Frequency Response |
10Hz - 70kHz   (+0/-3dB) |
| Crosstalk @ 1kHz |
-50dB |
| IMD |
unmeasurable |
| THD   (20Hz - 20kHz @ 1 watt) |
< 0.1% |
| THD   (20Hz - 20kHz @ 85 watts) |
< 0.15% |