13
Nagra –
VPA
Technical specifications
The following table shows the general specifications for all Nagra VPA amplifiers.
Your personal amplifier’s measurements are provided on the accompanying
"measurement protocol" document.
Type
Pure class A
Tube type
845
Output power
50 W rms
Input impedance
> 100 k Ohms
Inputs
1 RCA, 1 XLR balanced
Selection by jumper
Frequency response
20 - 40 kHz
+0 / -3dB
Signal-to-noise ratio
> 100 dB
ASA A
Output impedance
4, 8, 16 Ohms
Bare wires up to 4.2 mm
4mm banana plugs
6.35mm spade lugs
Driver tubes
2x ECC83, 1 E182CC
Voltage range
108 - 121 V or 216 -242 V
(Japan 100 V)
50 – 60 Hz
Power consumption
250 W continuous
Dimensions
335 x 115 x 375 mm
13 x 4 ½ x 14 ¾ inches
Net weight
(each VPA)
13.5 Kg
30 lbs