Amps & Preamps​

Amps & Preamps at Rectangle Triangle — over 150 products.

Brands here include Ashly, Heritage Audio.

Ships across Canada, or pick up in store on Rue Atateken in Montréal.

SurgeX SA20 standalone 20-amp power conditioner with two outlets for advanced surge protection and power conditioning.

SurgeX SA20 Standalone 20-amp Power Conditioner/Surge Protector with 2 Outlets

Price on request
SurgeX SA15 standalone 15-amp surge protector and power conditioner with two outlets for advanced power protection.

SurgeX SA15 Standalone 15-amp Surge Protector/Power Conditioner with 2 Outlets

Price on request
Lindell Audio PEX500 1-channel transformer-coupled passive EQ in a compact preamp and channel strip unit, with knobs and input jacks.

Lindell Audio PEX500 1 Channel Transformer Coupled Passive EQ

Price on request
Lindell Audio 7X500VIN vintage transformer-coupled channel compressor and limiter on a rack mount unit.

Lindell Audio 7X500VIN 1 Channel Transformer Coupled Vintage Comp / Limiter

Price on request
Lindell Audio 7X500 1-channel FET feedback compressor and limiter unit with controls and display on a professional audio rack.

Lindell Audio 7X500 1-Channel FET Feedback Compressor / Limiter

Price on request
Lindell Audio 77X500 500 Series stereo FET compressor module with control knobs and input/output jacks.

Lindell Audio 77X500 500 Series Stereo FET Compressor

Price on request
Heritage Audio UT VintageDirectBox large transformer direct box for professional audio recording and guitar/bass direct input

Heritage Audio Ut Vintagedirectbox Vintage-Style Large-Transformer Direct Box

Price on request
Heritage Audio UT Replaybox dual transformer reamplification box, a professional preamp and channel strip for studio use.

Heritage Audio Ut Replaybox Dual Transformer Reamplification Box

Price on request
Heritage Audio Tubecessor optical tube compressor for signal processing, featuring vintage-style controls and tube-based design.

Heritage Audio Tubecessor Tubesessor Optical Tube Compressor

Price on request
Heritage Audio Symph EQ Master Bus stereo asymptotic equalizer, featuring knobs and controls on a professional audio equipment panel.

Heritage Audio Symph Eq Master Bus Stereo Asymptotic Equalizer

Price on request
Heritage Audio Successor stereo bus compressor for signal processing, showing the front panel with control knobs and meters.

Heritage Audio Successor Stereo Bus Compressor

Price on request
Heritage Audio RAMSYSTEM2000 desktop monitoring system with Bluetooth, featuring sleek black speakers and control panel.

Heritage Audio RAMSYSTEM2000 Desktop Monitoring System with Bluetooth

Price on request
Heritage Audio P-DI-2 passive 2-channel vintage-style direct box with ground lift, -15dB pad, and thru outputs for professional audio.

Heritage Audio P-DI-2 Passive 2-channel Vintage-style Direct Box with Ground Lift, -15dB Pad, and Thru Outputs

Price on request
Heritage Audio P Di One passive 1-channel direct box with ground lift, -15dB pad, and thru output, vintage-style design.

Heritage Audio P Di One Passive 1-channel Vintage-style Direct Box with Ground Lift, -15dB Pad, and Thru Output

Price on request
Heritage Audio Motor City EQ Mono 7-band graphic equalizer, professional audio preamp and channel strip component.

Heritage Audio Motor City Eq Mono 7-band Graphic EQ

Price on request
Heritage Audio LANG-312L 500-Series preamp with built-in lifter, featuring vintage-style controls and professional audio components.

Heritage Audio LANG-312L 500-Series NY Style Preamp With Built-In Lifter

Price on request
Heritage Audio LANG P.Lane Type 436 tube compressor with digital signal processing, shown in a sleek metal case with control knobs.

Heritage Audio LANG P.Lane Type 436 Tube Compressor

Price on request
Heritage Audio HA73EQJR 500 Series EQ module for signal processing, showing front panel with control knobs and brand logo.

Heritage Audio HA73EQJR 500 Series EQ

Price on request
Heritage Audio HA670N Herchild Next Gen 670N stereo tube compressor and limiter, digital signal processing device.

Heritage Audio HA670N Herchild Next Gen 670N Stereo Tube Compressor/Limiter

Price on request
Heritage Audio HA609A 2-channel British-spec compressor and limiter with transformer, shown in a professional studio setting.

Heritage Audio HA609A 2-channel British-Spec Compressor / Limiter With Transformer

Price on request
Heritage Audio Britstrip 73-style channel strip with EQ and diode bridge compressor, featuring vintage-inspired audio processing components.

Heritage Audio Britstrip 73-Style Channel Strip with EQ and Diode Bridge Compressor

Price on request
Heritage Audio Baby Ram 2-channel passive monitoring system with sleek black controls and connection ports on a professional audio setup.

Heritage Audio Baby Ram 2-channel Passive Monitoring System

Price on request
Heritage Audio 73-DI-ONE vintage-style active 1-channel direct box with ground lift, -15dB pad, and thru output.

Heritage Audio 73-DI-ONE Active 1-channel Vintage-style Direct Box with Ground Lift, -15dB Pad, and Thru Output

Price on request
Heritage Audio 73-DI-2 vintage-style 2-channel active direct box with ground lift, -15dB pad, and thru outputs.

Heritage Audio 73-DI-2 Active 2-channel Vintage-style Direct Box with Ground Lift, -15dB Pad, and Thru Outputs

Price on request
Golden Age Project EQ81MK3 vintage 4-band equalizer with balanced I/O for signal processing, shown in the image.

Golden Age Project EQ81MK3 Vintage-Style 4-Band Equalizer with Balanced I/O

Price on request
Golden Age Project COMP554MK2 500-Series vintage-style compressor for signal processing, showing controls and front panel.

Golden Age Project COMP554MK2 500-Series 2254 Vintage Style Compressor

Price on request
Black Lion Audio Seventeen FET Limiting Amplifier with custom output transformer for signal processing and audio enhancement.

Black Lion Audio Seventeen FET Limiting Amplifier with Custom Output Transformer

Price on request

Black Lion Audio PreAmp PSU Used With BLA And GAP

Price on request
Black Lion Audio Eighteen 1-channel preamp and channel strip with input/output CineMag transformers, featuring a sleek black finish.

Black Lion Audio Eighteen 1-Channel Channel Strip with Input / Output CineMag Transformers

Price on request
Black Lion Audio B172A FET and optical dual compressor for signal processing, featuring black and silver controls and dual VU meters.

Black Lion Audio B172A FET / Optical Dual Compressor

Price on request
Black Lion Audio Auteur DT transformer-coupled desktop preamplifier with control knobs and input/output jacks.

Black Lion Audio Auteur Dt Transformer-Coupled Desktop Preamplifier

Price on request
Avantone Pro CLA200 200W stereo studio reference power amplifier with front control knobs and cooling vents.

Avantone Pro CLA200 200W Stereo Studio Reference Amplifier

Price on request
Ashly nXe Series NXE8004 4-channel 800W power amplifier with programmable outputs and Ethernet control, shown in the image.

Ashly nXe Series NXE8004 4-Channel 800W Power Amplifier with Programmable Outputs & Ethernet Control

Price on request
Ashly TRA4150 rackmount power amplifier with 4 channels, 70V/100V transformer, displaying front panel with controls and indicators.

Ashly TRA4150 Rackmount 4-Channel Power Amplifier with 70V/100V Transformer - 40 Watts per Channel at 8 Ohms

Price on request
Ashly PEMA-8250.70 Protea media amplifier with 8x8 processor and 8-channel 250W 70V power amplifier in a professional audio setup

Ashly PEMA-8250.70 Protea Equipped Media Amplifier 8x8 Processor + 8 channel Amp (250 W, 70 V)

Price on request
Ashly NXE3.04 network power amplifier with multiple input and output ports, compact design, and digital controls.

Ashly NXE3.04 Network Power Amplifier

Price on request
Ashly NXE1.54 network power amplifier showing front panel with control knobs and indicator lights.

Ashly NXE1.54 Network Power Amplifier

Price on request
Ashly NE8250.70PEC 8-channel network-enabled power amplifier with Protea DSP and CobraNet option card, showing control panel and connections.

Ashly NE8250.70PEC 8-Channel Network Enabled Power Amplifier with Protea DSP and CNM-2 CobraNet Option Card

Price on request
Ashly NE8250 8-channel network-enabled power amplifier with 8 x 250W output at 4 ohms, featuring digital controls and connections.

Ashly NE8250 8-Channel Network Enabled Amplifier (8 x 250W @ 4 Ohms)

Price on request
Ashly NE24.24MT-OUTPUT-CARD expansion module for Protea 24.24M digital signal processing matrix processor with four outputs.

Ashly NE24.24MT-OUTPUT-CARD 4-Output Expansion Module for Protea 24.24M Matrix Processor

Price on request
Ashly NE24.24MT-INPUT-CARD expansion module for Protea 24.24M digital signal processing matrix processor.

Ashly NE24.24MT-INPUT-CARD 4-Input Expansion Module for Protea 24.24M Matrix Processor

Price on request
Ashly KLR5000 power amplifier with dual 2500W output at 2 ohms, 1700W at 4 ohms, and 1000W at 8 ohms, front view.

Ashly KLR5000 Power Amplifier 2x (2500W @ 2)(1700W @ 4)(1000W @ 8)Ohms

Price on request
Ashly FX-750.2 multipurpose 2RU network power amplifier with DSP, showing the front panel with controls and input/output connections.

Ashly FX-750.2 Multipurpose 2 RU Installation Network Amplifier with DSP

Price on request
Ashly FX-60.4 FX Series 250W 4-channel compact Class D power amplifier with front panel controls and ventilation.

Ashly FX-60.4 FX Series 250W 4 Channel 1/2RU Compact Class D Multi Mode Power Amplifier

Price on request
Ashly FX-500.2 FX Series 1000W 2-channel compact Class D power amplifier in a 2RU rackmount design.

Ashly FX-500.2 FX Series 1000W 2 Channel 2RU Compact Class D Multi Mode Power Amplifier

Price on request
Ashly ECOTOUR-500.4 high-efficiency 4-channel 2000W touring power amplifier showing front panel with controls and connections.

Ashly ECOTOUR-500.4 High-Efficiency 4-Channel 2000W Touring Amplifier

Price on request
Ashly ECOTOUR-1500.4 high-efficiency 4-channel 6000W touring power amplifier with cooling vents and control knobs.

Ashly ECOTOUR-1500.4 High-Efficiency 4-Channel 6000W Touring Amplifier

Price on request
Ashly ECOTOUR-1500.2 professional touring power amplifier showing front panel with control knobs and LED indicators.

Ashly ECOTOUR-1500.2 Professional Touring Power Amplifier 3000W

Price on request