darTZeel NHB-458 monoblock amplifier Specifications
Description: Solid-state monoblock power amplifier. Inputs: unbalanced voltage-mode (RCA), unbalanced Zeel (BNC), balanced (XLR). Output power: 450W (26.5dBW) (850W peak) into 8 ohms, 800W (26dBW) (1700W peak) into 4 ohms, 1000W (24dBW) (1800W peak) into 2 ohms (software limited). Voltage gain (user selectable): 26 or 32dB into 8 ohms. Input impedance: >30k ohms, 5Hz200kHz (RCA); 50 ohms, ±1 ohm (Zeel); 10k ohms per phase (XLR). Output impedance: <0.28 ohm, 20Hz20kHz (into 8 ohms). Frequency response: 0.7Hz700kHz, +0/3dB; 20Hz20kHz, +0/0.2dB. THD: <1%, 7Hz77kHz. Signal/noise: >115dB, A-weighted, ref. nominal power.
Dimensions: 18" (460mm) H by 11" (277mm) W by 20" (511mm) D. Weight: 154 lbs (70kg).
Serial number of units reviewed: TZ-UA1458.538L/R.
Price: 135,000 Swiss Francs/pair ($144,500/pair at time of going to press). Approximate number of dealers: 9.
Manufacturer: darTZeel Audio SA High End Audio Manufacture, 2 Ch. Louis-Hubert, CH-1213 Petit-Lancy, Geneva, Switzerland. Tel: (41) 22-793-8284. Web: www.darTZeel.com. US distributor: Blue Light Audio, 2725 SW Sherwood Drive, Portland, OR 97201. Tel: (503) 221-0465. Fax: (503) 221-0463. Web: www.bluelightaudio.com.