Description
Tube stereo power amplifier.
Introduced
1983
Discontinued
1989
Revisions
D-115 MKII (1984)
Options
-
MSRP (US new retail)
$2,995/$3,250 ? (D-115 MKII)
Specifications
D-115 MKII:
| Power output | 100 watts per channel minimum continous power (both channels operating) at 16 ohms from 20Hz to 20kHz with less than 1% total harmonic distortion (typically less than .005% at one watt) Approximate actual power available per channel at "clipping" (both ch. op., 1kHz): 110 Watts |
|---|---|
| Power bandwidth | (-3dB points) 12Hz to 60kHz |
| Frequency response | |
| Input sensitivity | 0.6V RMS for rated output. |
| Input impedance | 75 kOhms, nominal |
| Output taps | |
| Output regulation | Approximately 0.5dB, 16 ohm load to open circuit. |
| Overall negative feedback | 19.5 dB |
| Damping factor | Approximately 17 |
| Distortion | Intermodulation distortion: Less than 0.1% at 1dB below rated output (100V p to p, 16 ohms - SMPTE method). |
| Slew rate | 15 V/µs |
| Rise time | 5 µs |
| Hum & noise | 90dB below rated output - less than 2mV RMS - (Broad-bandwidth unweighted, inputs shorted) |
| Power supply energy storage | 280 joules |
| Power requirements | 105-125VAC 60Hz (210-250VAC 50Hz) 1000 watts maximum, 400 watts at "idle". |
| Tube complement | D-115: (7) 6922, (4 matched pairs) 6550, (1) 6550, (1) 12AT7 |
| D-115 MKII: (3) 6922, (4) 6FQ7, (4 matched pairs) 6550, (1) 6550, (1) 12AT7 | |
| Other | |
| Dimensions | 19" (48 cm) W (standard rack panel) x 7" (18 cm) H x 16.5" (42 cm) D (front panel back). Handles extend 1 5/8" (4.1 cm) forward of the front panel. |
| Weight | 68 lbs. (31 kg) Net; 84 lbs. (38 kg) Shipping |
Reviews
Issue 41 (D-115 MKII: Full Review)Pictures
D-115:
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D-115 MKII:
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