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.

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

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

$2,099.00
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Ashly ECOTOUR-500.4 high-efficiency 4-channel 2000W touring power amplifier showing front panel with controls and connections.
Sale

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

$2,399.00
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Ashly ECOTOUR-1500.4 high-efficiency 4-channel 6000W touring power amplifier with cooling vents and control knobs.
Sale

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

$2,899.00
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Ashly ECOTOUR-1500.2 professional touring power amplifier showing front panel with control knobs and LED indicators.
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Ashly ECOTOUR-1500.2 Professional Touring Power Amplifier 3000W

$1,799.00
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Ashly ECOTOUR-1000.4 high-efficiency 4-channel 4000W touring power amplifier with front panel controls and cooling vents.
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Ashly ECOTOUR-1000.4 High-Efficiency 4-Channel 4000W Touring Amplifier

$2,599.00
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Ashly CA-1.54 power amplifier with 1500W bridged at 70V and 3000W at 100V, showcasing its front panel controls and connections.
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Ashly CA-1.54 Power Amplifier 1500w bridged @ 70v 3000w bridged @ 100v

$3,799.00
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Lindell Audio LIN2A vintage leveling amplifier mounted in a 2U rack, used for signal processing and dynamic control in audio production.
Sale

Lindell Audio LIN2A 2U Vintage Leveling Amplifier

$999.00
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Golden Age Project COMP54-MK3 vintage-style single channel compressor for signal processing, featuring classic analog design.
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Golden Age Project COMP54-MK3 Single Channel Vintage Style Compressor

$599.00
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Golden Age Project COMP3AJUNIOR vintage-style solid-state electro-optical compressor for signal processing, showing the front panel controls.
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Golden Age Project COMP3AJUNIOR 1-channel Vintage Style Solid-state Electro-optical Compressor

$549.00
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Golden Age Project COMP3A vintage-style solid-state electro-optical compressor for signal processing, shown in a close-up image.
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Golden Age Project COMP3A 1-channel Vintage Style Solid-state Electro-optical Compressor

$749.00
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Black Lion Audio Bluey 1-channel FET limiting amplifier for signal processing, shown in the image.
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Black Lion Audio Bluey 1-channel FET Limiting Amplifier

$1,549.00
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Ashly NX3.04 programmable output power amplifier with multiple output channels and control panel, used for professional audio systems.
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Ashly NX3.04 Programmable Output Power Amplifier

$6,749.00
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Ashly NE8250.70 8-channel network power amplifier with 8 x 250W output at 70V, shown in a professional audio setup.
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Ashly NE8250.70 8-Channel Network Amplifier (8 x 250W @ 70V)

$3,709.00
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Ashly KLR3200 power amplifier with dual 1600W outputs, featuring a sleek black design and control knobs on the front panel.
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Ashly KLR3200 2 x 1600W High Performance Power Amplifier

$2,029.00
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Ashly KLR2000 3200 Watt professional power amplifier with metal casing and control knobs for professional audio applications.
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Ashly KLR2000 3200 Watt Professional Power Amp

$1,819.00
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Ashly CA-502 2-channel power amplifier with 2x500W at 4 Ohm, capable of 70V output, showing the front panel and controls.
Sale

Ashly CA-502 2-Channel Power Amp, 2x500W @ 4 Ohm, 70V Capable

$2,029.00
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Ashly CA-1.04 4-channel power amplifier with 4x1000W at 4 Ohm, featuring 70V capability, shown in the image.
Sale

Ashly CA-1.04 4-Channel Power Amp, 4x1000W @ 4 Ohm, 70V Capable

$3,599.00
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Heritage Audio LANG-312L 500-Series preamp with built-in lifter, featuring vintage-style controls and professional audio components.
Sale

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

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

Price on request
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Heritage Audio Grandchild 670 Vari-MU stereo tube limiter and compressor unit with control knobs and vintage-inspired design.
Sale

Heritage Audio Grandchild 670 Vari-MU Stereo Tube Limiter/Compressor

Price on request
Sale
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
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
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 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
SurgeX SA1810 advanced power protection surge protector with 10 outlets and 15-amp capacity for reliable electrical safety.

SurgeX SA1810 Standalone 15-amp Surge Protector/Power Conditioner with 10 Outlets

Price on request
Lindell Audio WL3 500-Series channel strip with preamp and EQ controls, compact professional audio equipment for recording studios.

Lindell Audio WL3 500-Series Channel Strip

Price on request
Lindell Audio PEX500VIN vintage edition transformer-coupled passive Pultec equalizer shown in a professional audio setting

Lindell Audio PEX500VIN Single-Channel Vintage Edition Transformer-Coupled Passive Pultec Equalizer

Price on request
Lindell Audio PEQ501A Retro 500 Series 2-band equalizer in a professional audio preamp and channel strip unit.

Lindell Audio PEQ501A Retro 500 Series 2-Band Equalizer

Price on request
Lindell Audio OPA1731 Vintage OPA preamp and channel strip featuring Melcor 1731 style op-amp for high-quality audio processing

Lindell Audio OPA1731 Vintage OPA - Melcor 1731 Style Opamp

Price on request
Lindell Audio Lintec Pultec EQP-1A style solid state equalizer for signal processing, featuring vintage-inspired design.

Lindell Audio Lintec Pultec EQP-1A Style Solid State Program Equalizer

Price on request
Heritage Audio TubeStrip All Tube channel strip with preamp, featuring vintage-style controls and multiple tube components.

Heritage Audio Tubestrip All Tube Ultimate Channel Strip

Price on request

Heritage Audio Ramantenna Straight Antenna For Ramsystem2000

Price on request

Heritage Audio Ramantenna Angled Antenna For Ramsystem500 And Ramsystem5000

Price on request
Heritage Audio RAMSYSTEM5000 5.1 rackmount monitoring system with multiple audio control modules and display panels.

Heritage Audio RAMSYSTEM5000 5.1 Rackmount Monitoring System

Price on request
Golden Age Project PSAC-JR power supply for up to 4 24V half-rack power amplifiers, featuring a compact design and multiple output ports.

Golden Age Project Psac Jr Power Supply for Up to 4 24v Half-rackspace Units

Price on request
Black Lion Audio T4BLA retrofit opto element for 2A style compressors, signal processing component, shown in the image.

Black Lion Audio T4BLA Retrofit Opto Element for 2A style Compressors

Price on request
Avantone Pro CLA100 100W stereo studio reference power amplifier with dual channels and professional audio design.

Avantone Pro CLA100 100W Stereo Studio Reference Amplifier

Price on request
Ashly nXe Series NXE4002 2-channel 400W power amplifier with programmable outputs and Ethernet control, shown in the image.

Ashly nXe Series NXE4002 2-Channel 400W Power Amplifier with Programmable Outputs & Ethernet Control

Price on request
Ashly NX8004 4-channel power amplifier with programmable outputs, showing front panel with control knobs and input connections.

Ashly nX Series NX8004 4-Channel 800W Power Amplifier with Programmable Outputs

Price on request
Ashly nX Series NX4002 2-channel 400W power amplifier with programmable outputs, shown with front panel controls and input connections.

Ashly nX Series NX4002 2-Channel 400W Power Amplifier with Programmable Outputs

Price on request
Ashly TRA4075 multi-mode power amplifier with control panel and ventilation, designed for professional audio applications.

Ashly TRA4075 TRA Multi-Mode Amplifier

Price on request
Ashly TRA2150 rackmount stereo power amplifier with 80W per channel, 70V/100V transformer, shown with front view and controls.

Ashly TRA2150 Rackmount Stereo Power Amplifier with 70V/100V Transformer - 80 Watts per Channel at 8 Ohms

Price on request
Ashly TRA2075 rackmount stereo power amplifier with 70V/100V transformer, 40W per channel at 8 ohms, featuring control knobs and connections.

Ashly TRA2075 Rackmount Stereo Power Amplifier with 70V/100V Transformer - 40 Watts per Channel at 8 Ohms

Price on request
Ashly SRA4150 rackmount 4-channel power amplifier with 80 watts per channel at 8 ohms, suitable for professional audio setups.

Ashly SRA4150 Rackmount 4-Channel Power Amplifier - 80 Watts per Channel at 8 Ohms

Price on request
Ashly SRA4075 rackmount 4-channel power amplifier with 40W per channel at 8 ohms, shown in a professional audio setup.

Ashly SRA4075 Rackmount 4-Channel Power Amplifier - 40 Watts per Channel at 8 Ohms

Price on request
Ashly PEMA-8250D 8-channel power amplifier with OPDante card, Protea DSP software, and low-Z speaker connections.

Ashly PEMA-8250D 8-Channel 2000W Pema Network Power Amplifier with OPDante Card & Protea DSP Software Suite (Low-Z)

Price on request
Ashly PEMA-8250.70D 8-channel 2000W power amplifier with OPDante card and Protea DSP software, shown front view.

Ashly PEMA-8250.70D 8-Channel 2000W Pema Network Power Amplifier with OPDante Card & Protea DSP Software Suite (70V)

Price on request
Ashly PEMA-8250 Protea media amplifier with 8x8 processor and 8-channel 250W power amplifier for professional audio systems.

Ashly PEMA-8250 Protea Equipped Media Amplifier 8x8 Processor + 8 channel Amp (250 W)

Price on request