Crown 280A / Poweramp für Studio, Heim- oder PA- Anwendung

Stereoendstufe der amerikanischen Firma Crown, die für Studio-, PA- & Hifi-/High-End Anwendung bekannt sind seit den 1960er Jahren. Kanalgetrennt regelbar. Ringkerntrafo, 2x80Watt, bis zu 2x 320Watt Impuls. Auch 70V/100V Ausgang. Robust. Gute Klangeigenschaften. Nur in Heimanwendung gelaufen. (Zweite vorhanden!)

Manual:

file:///C:/Users/onoff/Downloads/180A-280A-1160A-Operation-Manual-138099.pdf

Technik:

Minimum guaranteed power into 4 ohms or 70V/100V output: 80W maxi-
mum power at 1 kHz with 0.5% THD. Frequency Reponse (at 1 watt from
4-ohm tap): 70 Hz - 19 kHz +/– 1 dB. Frequency Response (at line out): 20
Hz to 20 kHz +/–1 dB. Power Bandwidth (at 4-ohm tap, 2 dB below maxium
1 kHz power): 50 Hz to 20 kHz with < 0.5% THD. Signal to Noise Ratio (ref.
to rated power, master volume at minimum): 85 dB. DC Output Offset:
< ±5 mV. THD: Less than 0.5% at rated power at 1 kHz. Input Sensitivity
(for full output at maximum gain): 800 mV. Input Impedance (nominal):
100 kilohms. Minimum Load Impedance: 100V output 160 ohms, 70V
output 80 ohms, 4-ohm output 4/8 ohms. Crosstalk: –70dB at 1kHz. Line
Output Level (nominal): 1V into 10 kilohms. AC Line Voltages Available:
220V 50/60 Hz, 230V 50/60 Hz, 240V 50/60 Hz. Operating Temperature/

Humidity: 0 degrees C to 40 degrees
C at 95% relative humidity (non-condensing). Storage Temperature: –20
degrees C to 85 degrees C.

The dimensions of the amplifier shall allow for 19 inch (48.3 cm) EIAstandard (RS-310-B) rack mounting. The amplifi er shall be 3.5 inches (8.9cm) high, and 12.2 inches (31 cm) deep behind the rack-mounting surface(not including the non-touch cover).The amplifi er shall weigh 25.3 lb (11.5 kg)