JSX

SPECIFICATIONS

POWER AMPLIFIER SECTION:

Tubes:

Four EL34 tubes with 12AX7 driver

Rated Power & Load:

120 Watts RMS into 16, 8 or 4 Ohms

Power @ Clipping:

(typically @ 5% THD, 1 kHz, 120 VAC line) 120 Watts RMS into 16, 8 or 4 Ohms

Frequency Response:

+/-3 dB, 50 Hz to 20 kHz @ 90 Watts RMS into 8 Ohms

Hum & Noise:

Greater than 76 dB below rated power

Power Consumption:

Domestic: 400 Watts, 50/60 Hz, 120 V AC

Export: 400 Watts, 60 Hz, 220-230/240 V AC

PREAMP SECTION:

Tubes:

Three 12AX7 tubes

The following specs are measured @ 1 kHz with the controls preset as follows:

All EQ controls @ 5

Ultra & Crunch Volumes @ 10 Master Volume @ 5

Resonance and Presence controls @ 5 Effects Send @ 0

Effects Return @ 10

Nominal levels are with Gain @ 5 Minimum levels are with Gain @ 10 All levels increased by 6 dB if using Low Gain input

Clean Channel:

Nominal Input Level: -10 dBV, 300 mV RMS

Minimum Input Level: -22 dBV, 80 mV RMS

Maximum Input Level: 0 dBV, 1 .0 mV RMS

Crunch Channel:

Nominal Input Level: -60 dBV, 1 mV RMS

Minimum Input Level: -90 dBV, 0.03 mV RMS

Ultra Channel:

Nominal Input Level: -70 dBV, 0.3 mV RMS

Minimum Input Level: -90 dBV, 0.03 mV RMS

Effects Send:

Load Impedance: 47 k Ohms or greater Minimum Output:

-10 dBV, 300 mV RMS Maximum Output:

0 dBV, 1 V RMS

Effects Return:

Impedance: High Z, 80 k Ohms

Minimum Input Sensitivity:

-10 dBV, 300 mV RMS

Maximum Input Sensitivity:

0 dBV, 1 V RMS

Line Output:

Load Impedance: 47 k Ohms or greater Adjustable Output:

+/- 20 dBV, 0.1V RMS-10 V RMS

Note: For proper ventilation‚ allow 24" clearance from nearest combustible surface.

Remote Footswitch:

Special three-button metal footswitch with LED indicators and detachable cord (supplied) selects between three channels and bypasses effects loop

System Hum & Noise @ Nominal Level:

(Clean channel - 20 Hz to 20 kHz unweighted) Greater than 74 dB below rated power (Adjustable noise gate circuitry for Ultra & Crunch)

Equalization:

Custom bass, mid & treble passive-type EQ on Clean channel

Separate active +/-12 dB bass, mid & treble EQs on Ultra & Crunch channels

Fat switches on Ultra & Crunch modifies low frequency response

Resonance and presence damping EQ controls in power amp

Dimensions & Weight:

11" (279 mm) H x 26.5" (673 mm) W x 11" (279 mm) D

52 lbs.(23.6 kG)

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Peavey JSX Joe Satriani Signature All-Tube Amplifier manual Jsx