First Watt
J2
Introduced 2010$4,000 MSRP
First Watt is designer Nelson Pass's own low-volume, "kitchen-table" side project alongside Pass Laboratories, dedicated to simple, low-feedback, single-ended Class-A amplifiers built in small production runs (often limited editions) sold through roughly a dozen dealers; the J2 is a stereo power amplifier using a JFET output stage instead of tubes or bipolar transistors.
MSRP
$4,000
Used market · Good
$2,850
-29% vs MSRP
as of Sep 1, 2026MSRP to used market
From $4,000 at launch to $2,850 today.
Specifications
- Price
- $4,000
- Weight
- 25 lbs (11.4kg)
- Dimensions
- 17"W x 5.5"H x 15"D (430 x 140 x 380mm)
- Distortion
- 0.025% at 1W into 8Ω at 1kHz
- Description
- Two-channel power amp, JFET output stage, balanced and single-ended inputs
- Power output
- 25W/ch into 8Ω (14dBW); 13W/ch into 4Ω (8dBW)
- Voltage gain
- 20dB
- Damping factor
- 20
- Dealer network
- Approximately 15 dealers
- Frequency response
- 4Hz–100kHz, ±1dB
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