PAM-OT-135-20R

$194.41

Description：Fender 135 Watt Silverface Twin
Series：-
Mfr：Pacific Transformer
Package：Tape & Box (TB)

SKU:1609ff235615 Category: Audio Transformers Brand: Pacific Transformer

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Product introduction

PAM-OT-135-20R is listed in the Audio Transformers range at ChipApex. The manufacturer field lists Pacific Transformer. Its product description is Fender 135 Watt Silverface Twin. Review the specifications below when checking this part for your BOM.

Audio Transformers specifications for PAM-OT-135-20R

Description：Fender 135 Watt Silverface Twin
Series：-
Mfr：Pacific Transformer
Package：Tape & Box (TB)
Mounting Type：Chassis Mount
Size / Dimension：4.060" L x 3.750" W (103.12mm x 95.25mm)
Height - Seated (Max)：3.500" (88.90mm)
Termination Style：Wire Leads
Turns Ratio - Primary:Secondary：-
Impedance - Primary (Ohms)：2.5kCT
Impedance - Secondary (Ohms)：4CT
DC Resistance (DCR) - Primary：-
DC Resistance (DCR) - Secondary：-
Transformer Type：General Purpose
Frequency Range：-
Frequency Response：-
Voltage - Isolation：-
Insertion Loss：-
Return Loss：-
Power Level：135W
Operating Temperature：-
Approval Agency：-

Audio Transformers datasheet and documents for PAM-OT-135-20R

PAM-OT-135-20R

Audio Transformers Overview

The PAM-OT-135-20R is an audio output transformer manufactured by Pacific Transformer, designed for high-fidelity audio applications. It features a primary impedance of 2.5k ohms and a secondary impedance of 4 ohms. This component serves as a direct replacement for Fender OEM part number 013691. The unit is constructed for chassis mounting and is engineered to support the power requirements of 135-watt amplifier circuits.

Audio Transformers Feature Summary

Engineered specifically for 135-watt amplifier architectures
Provides precise impedance matching between tube stages and speakers
Manufactured to meet original equipment manufacturer specifications

Audio Transformers Applications

Fender Bassman 135 amplifiers
Fender Quadraverb 135 amplifiers
Fender Dual Showman 135 amplifiers

Audio Transformers Procurement Notes

Verify that the target amplifier circuit requires a 2.5k primary impedance and 4 ohm secondary configuration. Confirm physical chassis mount dimensions match the existing enclosure space. Ensure the replacement aligns with the specific Fender model variant to guarantee correct electrical performance and mechanical fitment.

Audio Transformers Selection Notes

Select this component when restoring vintage or modern tube amplifiers requiring exact OEM electrical characteristics. The 2.5k primary impedance is critical for proper load matching with the intended vacuum tube output stage. Verify compatibility with the specific amplifier topology before installation.

Audio Transformers Part Context

This output transformer belongs to the Pacific Audio Magnetics line, which produces replacement components for classic guitar amplifiers. Pacific Transformer manufactures these units in Anaheim, California, adhering to ISO 9001 standards. The product line focuses on maintaining the sonic integrity of historical amplifier designs through precise replication of original electrical parameters.