Garage
Shop

See all parts that fit your 1972 Midget

Cadence QR80.2

400W Max (240W RMS) QR Series 2 ohm Stable 2-Channel Class-D Amplifier

Cadence
Shop all Cadence
highlight-star-icon

• 80 Watts RMS x 2 @ 4 ohm
• 120 Watts RMS x 2 @ 2 ohm
• 240 Watts RMS x 1 @ 4 ohm, Bridged
• Total Peak Power: 400 Watts
• Preamp Outputs
• 0-15dB Bass Boost
• Aluminum Heatsink
• Dimensions: 6.3" W x 7.48" L x 2.05" H

Learn more about the qr802

We apologize

This item has been discontinued

NVX - Worth the Envy - Direct to Consumer Car Audio

Loading...
TS-A1081F main

Pioneer TS-A1081F

460W Peak (100W RMS) 4” A Series 2-way 4-ohm Coaxial Car Speakers

3
-18.18%

$90.00

List price $110.00

DB402 main

Polk Audio DB402 (DB 402)

270W Peak (90W RMS) 4" DB+ Series 2 Way Coaxial 4-ohm Car, Marine and Powersports Speakers

4
-9.99%

$90.00

List price $99.99

C1-400x main

JL Audio C1-400x

70W RMS 4" C1 Series 2 Way Coaxial 4-ohm Car Speakers

8
51KSC404 main

Kicker KSC4 (51KSC404)

300W Peak (150W RMS) 4" KS Series 2 Way Coaxial 4-ohm Speakers

3
-16.67%

$99.99

List price $119.99

R14X2 main

Rockford Fosgate Prime R14X2

120W Peak (60W RMS) 4” Prime Series 2 Way Coaxial 4-ohm Speakers

14
STAGE245F main

JBL Stage2 45F (STAGE245F)

100W Peak (50W RMS) 6.5" Stage2 Gen 2 Series 2 Way Coaxial Speakers

-27.55%

$49.99

List price $69.00

Limited time!
46CSC44 main

Kicker CSC4 (46CSC44)

300W Peak (100W RMS) 4” CS Series 2 Way Coaxial 4-ohm Speakers

1
-29.45%

$59.96

List price $84.99

Limited time!
C2-400X main

JL Audio C2-400x

70W RMS 4" C2 Series 2-Way Coaxial 4-ohm Car Speakers

9
-13.16%

$164.99

List price $189.99

S2-S40 main

Alpine S2-S40

280W Peak (90W RMS) 4" S-Series Hi-Res 2-Way Coaxial 4-ohm Car Speakers

2
-15.42%

$109.95

List price $130.00

P142 main

Rockford Fosgate Punch P1 P142

120W Peak (60W RMS) 4" Punch Series 2 Way Coaxial 4-ohm Speakers

11

Description


Cadence brand icon

Authorized dealer

General Features:

  • Cadence QR Series QR80.2
  • Class-D 2 ohm Stable 2-Channel Amplifier
  • RMS Power Rating:
    • 4 ohm: 80 watts x 2 chan.
    • 2 ohm: 120 watts x 2 chan.
    • 1 ohm: ------------N/A------------
    • Bridged, 4 ohm: 240 watts x 1 chan.
  • Total power output: 400 watts
  • Pulse Width Modulated MOSFET power supply
  • LED power (green) and protect (red) indicators
  • Soft start turn-on
  • 2 or Mono channel operation
  • Preamp RCA outputs to daisy chain multiple amps
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Dual speaker terminals simplify the hookup of multiple speakers
  • Heavy duty aluminum alloy heat-sink
  • Frequency Response: 20 - 36000 Hz
  • Total Harmonic Distortion (THD): .05%
  • Signal to Noise Ratio: >90 dB
  • Variable high-pass filter: 50 - 250 Hz
  • Variable low-pass filter: 50 - 250 Hz
  • Variable Bass Boost: 0 to +15 dB bass boost
  • Fuse Rating: 10A x 2
  • 8 gauge power and ground wiring is recommended for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier. Click Here for our contact information.
  • Dimensions: 6.3"W x 7.48"L x 2.05"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty
Check out the QR80.2 Owner's Manual

Best selling similar products

ATOM-900.2 PRO small

Deaf Bonce Apocalypse ATOM-900.2 PRO

• 350 watts x 2 channel @ 4 ohm
• 510 watts x 2 channel @ 2 ohm
• 900 watts x 2 channel @ 1 ohm
• Bridged: 1020 watts x 1 channel @ 4 ohm
• 1000 watts @ 2 ohm
• Total RMS Power: 900 watts
• Class D 1 ohm Stable 2-Channel-Channel Amplifier

$229.90

List price $229.90

ATOM-700.2 PRO small

Deaf Bonce Apocalypse ATOM-700.2 PRO

• 230 watts x 2 channel @ 4 ohm
• 480 watts x 2 channel @ 2 ohm
• 700 watts x 2 channel @ 1 ohm
• Bridged: 960 watts x 1 channel @ 4 ohm
• 14000 watts @ 2 ohm
• Total RMS Power: 700 watts
• Class D 1 ohm Stable 2-Channel-Channel Amplifier

(1)

$199.90

List price $199.90

MFA 2.420 small

Deaf Bonce MFA 2.420

• 420 watts x 2 channel @ 4 ohm
• 630 watts x 2 channel @ 2 ohm
• Bridged: 1260 watts x 1 channel @ 4 ohm
• Total RMS Power: 1260 watts
• Class D 2 ohm Stable 2-Channel Amplifier

$229.90

List price $229.90

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
80 watts x 2 channel
RMS Power @ 2 ohms
120 watts x 2 channel
Bridged RMS Power
240 watts x 1 channel
Amplifier Specifications
Series
Q Series
Amplifier Class
D
Number of Channels
2-Channel
Total Peak Power Output
400 watts
Total RMS Power Output
240 watts
Maximum Input Gauge Size
8 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
.05%
Speaker Level Inputs
No
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
50 - 250 Hz
Low-Pass Crossover Frequency
50 - 250 Hz
Signal-to-Noise Ratio
>90 dB
Bass Boost
0 - 15 dB
Remote bass/level controller
No
Fuse Rating
10A x 2 
Total Fuse Rating
20
Strappable
Yes
What is in the box?
Paperwork
User manual
Warranty/Registration card
WITB: Amplifiers
Amplifier
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

QR80.2

Weight:

5.50lbs

Internal SKU:

qr802

Internal Product ID:

149907

Customer Ratings & Reviews


Cadence QR80.2 thumbnail image

5 star
0%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
0
Value
0
Features
0
Design
0
Usability
0

Customer Reviews

Sort by:

Loading...
Sorry, no reviews found


TQ12S small

Planet Audio TQ12S

750W RMS 12" TQ Series Single 4 ohm Subwoofer

(3)

$52.99

List price $89.99

MV-IPAD2-KG small

Mobile Vision MV-IPAD2-KG

Overhead Vehicle Roof Mount Charging iPad Dock (Gray)

(1)

$159.95

List price $399.95

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

1972 MG Midget

2021 Subaru Outback

2020 Tesla Model Y

1993 Cadillac DeVille

1997 Geo Metro

1978 Buick Skylark

2002 Ford Focus

1993 Saab 9000

1976 MG Midget

2005 Lexus SC430

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.