Grado RA1 (DC) specs
General info
Headphones
Amplifier usage:
Power amplifier
Type:
Solid State (Transistor / Integrated Circuit)
Construction type:
Power amplifier
0.25W per channel
Power output:
20 - 20kHz at +-0.1dB
Frequency response:
85dB
Signal to noise ratio:
Connectivity
Unbalanced (RCA): 1
Inputs:
Body
5 in x 1.5 in x 5.5 in
Dimensions (WxHxD):
0.75 lb
Weight:
US Availability
Available
Market status:
European Availability
Available
Market status:
Links
Official page:
-
in English:
-
If you are interested in using our specs commercially, check out our Amplifiers specs database licensing page.
Filed in: Grado Amplifiers
Description: The Grado RA1 is machined from a solid block of mahogany and measures 5" wide, 5 1/2" deep and 1 1/2" tall and weighs in at 12 oz. The RA1 is available in an AC version or can be powered by two 9-Volt batteries that will drive the amp for 40 to 50 hours of listening pleasure. And the sound? Just like all Grados: warm, smooth, full-bodied, non-fatiguing and rich. Hook it up to any line source (portable or in-home) and drive your... read more
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