PrimaLuna DiaLogue Seven power amplifier Specifications

Sidebar 1: Specifications

Description: Monophonic tube amplifier with push-pull output stage. Tube complement: two 12AX7, two 12AU7, four KT88. Maximum output power: 40Wpc in triode mode (16dBW into 8 ohms, 70Wpc in ultralinear mode (18.45dBW into 8 ohms), both at 2% THD. Frequency response: 10Hz–100kHz, ±3dB. Input impedance: 100k ohms. Output impedances: 2, 4, 8 ohms. Signal/noise: >84dB unweighted (no reference level given). Total harmonic distortion: <0.25% at 1W, 2% at rated power.
Dimensions: 15.2" (385mm) W by 8.3" (210mm) H by 15.9" (405mm) D. Weight: 63.8 lbs (29kg).
Serial Numbers Of Units Reviewed: 08073916, L & R.
Price: $5495/pair. Approximate number of dealers: 11, also sold direct.
Manufacturer: Durob Audio BV, PO Box 109, 5250 AC Vlijmen, The Netherlands. Tel: (31) 73-511-25-55. Web: US distributor: PrimaLuna USA, 2504 Spring Terrace, Upland, CA 91784. Tel: (909) 931-9686. Web:

Durob Audio BV
US distributor: PrimaLuna USA
2504 Spring Terrace
Upland, CA 91784
(909) 931-9686