ROGERS BRITISH MUSIC SYSTEMS,USA PRESENTS: PASS LABS


Pass Laboratories, Inc., founded in 1991 by renowned designer Nelson Pass, began as a home-based workshop where Pass crafted early prototypes of his groundbreaking single-ended Class A amplifier designs. Today, the company continues to set the standard for high-performance audio through its commitment to innovation, craftsmanship, and sonic purity.

INT - 25

The INT-25 embodies all this and less. A smaller stereo Class A amplifier at a lower price, it takes advantage of the lower power requirements to have simpler single-ended circuitry and fewer parts in the signal path. This also allows elimination of degeneration, “that other negative feedback” in all stages.

INT - 25

INT - 25

Specifications

Simpler and fewer gain stages improve speed and stability. Lower voltages mean the ability to run gain devices at higher bias currents, more deeply into Class A. Newer power Fet technology replaces banks of parallel small transistors with a single pair of industrial devices, each having a 700-watt / 40-amp rating. With no current-hogging issues and a new constant-current bias circuit to compensate for temperature drift, they connect directly to the loudspeaker without ballast resistors for the lowest possible distortion and the highest damping factor. No degeneration also increases the efficiency and Class A operating current, allowing greater Class A operation into low impedance and reactive loads.

Class A

Type Stereo

Gain(dB) 29/35

Volume control (1dB steps) 63dB

Remote yes

Inputs 3

Outputs 0

Power Output /ch (8 ohm) 25 Watts

Power Consumption (W) 200

Standby Power Consumption (W) <1

Dimensions (W x H x D). 17 x 17.375 x 6

Weight (LBS) 49

INT - 60

Specifications

The INT-60 integrated amplifier narrows the performance gap between separates and integrated units. It delivers 60 watts per channel into 8 ohms and stays in class A up to 30 watts, offering lower distortion and better loudspeaker control for superior musical fidelity.

Class AB

Type Stereo

Gain(dB) 29/35

Volume control (1dB steps 63dB

Remote yes

Inputs 4

Outputs 2

Power Output /ch (8 ohm) 60 Watts

Power Consumption (W) 375

Standby Power Consumption (W) <1

Dimensions (W x H x D). 19 x 7.6 x 21.2

Weight (LBS) 93

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