Why Shop With Us?

Free Shipping

Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).

Orders placed before 3 p.m. ET usually ship the same business day.

Learn More

2-Year Free Warranty on Guitars

Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.

Contact Us for Details

We're Here for You

Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.

Contact Us

Contact Us

Call Now
800-449-9128

Hablamos Español

866.226.2919

Let's Chat
Live Chat

Hours:

MON - FRI 6 AM – 7 PM PT

SAT 7 AM – 6 PM PT

SUN 8 AM – 5 PM PT

Track your order Returns FAQs Make a Card Payment
Empty Cart Icon

Your Cart Is Empty

Sign In < Continue Shopping
Why Shop With Us?
 Shop Rocktober! Shop deals & special financing*. Call 888-688-0208 or chat for exclusive savings. Rocktober! Deals & special financing*
RewardsBlogHelp

Contact Us

800-449-9128
Cart
Back
Shop by Category
Hot Deals

Help | Call or Chat

 Track your orderReturnsFAQsMake a card paymentWhy shop with us? RewardsBlogHelp
Home Positive Grid Amplifiers & Effects Amplifiers Guitar Amplifiers Used Guitar Amplifiers

Used Positive Grid Guitar Amplifiers

(286 Items)
Clear All
Positive Grid Spark MINI 10W Battery-Powered Stereo Combo Amp -
Open-Box Positive Grid Spark MINI 10W Battery-Powered Stereo Combo...
5.0 of 5 stars (12)
(1) Open Box:
$153.12
Used Positive Grid bias rack amplifier Solid State Guitar Amp Head
Used Positive Grid bias rack amplifier Solid State Guitar...
Product Price  $349.99
$499.99
Excellent Condition
Used Positive Grid Bias Head Solid State Guitar Amp Head
Used Positive Grid Bias Head Solid State Guitar Amp Head
Product Price  $359.99
$499.99
Excellent Condition
Extra 10% Off
Used Positive Grid bias head Solid State Guitar Amp Head
Used Positive Grid bias head Solid State Guitar Amp Head
Product Price  $399.99
$499.99
Excellent Condition
Extra 10% Off
Used Positive Grid BIAS RACK PROCESSOR Guitar Preamp
Used Positive Grid BIAS RACK PROCESSOR Guitar Preamp
Product Price  $399.99
$699.99
Excellent Condition
Used Positive Grid BIAS MINI GUITAR Guitar Preamp
Used Positive Grid BIAS MINI GUITAR Guitar Preamp
Product Price  $274.99
$324.99
Great Condition
Used Positive Grid spark cabinet Guitar Cabinet
Used Positive Grid spark cabinet Guitar Cabinet
Product Price  $219.99
$279.99
Great Condition
Used Positive Grid Spark Cab Guitar Cabinet
Used Positive Grid Spark Cab Guitar Cabinet
Product Price  $179.99
$249.99
Great Condition
Used 2026 Positive Grid Spark40 Guitar Combo Amp
Used 2026 Positive Grid Spark40 Guitar Combo Amp
Product Price  $199.99
$249.99
Great Condition
Used Positive Grid SPARK LIVE Guitar Cabinet
Used Positive Grid SPARK LIVE Guitar Cabinet
Product Price  $399.99
$499.99
Great Condition
Extra 10% Off
Used Positive Grid Bias Mini Solid State Guitar Amp Head
Used Positive Grid Bias Mini Solid State Guitar Amp Head
Product Price  $249.99
$349.99
Great Condition
Extra 10% Off
Used Positive Grid Bias Rack Solid State Guitar Amp Head
Used Positive Grid Bias Rack Solid State Guitar Amp Head
Product Price  $299.99
$499.99
Great Condition
Extra 10% Off
Used Positive Grid BIAS HEAD Solid State Guitar Amp Head
Used Positive Grid BIAS HEAD Solid State Guitar Amp Head
Product Price  $399.99
$589.99
Great Condition
Extra 10% Off
Used Positive Grid Bias Mini Solid State Guitar Amp Head
Used Positive Grid Bias Mini Solid State Guitar Amp Head
Product Price  $299.90
$499.99
Great Condition
Extra 10% Off
Used Positive Grid BIAS Rack Processor Guitar Preamp
Used Positive Grid BIAS Rack Processor Guitar Preamp
Product Price  $404.99
$849.99
Great Condition
Used Positive Grid BIAS MINI GUITAR Solid State Guitar Amp Head
Used Positive Grid BIAS MINI GUITAR Solid State Guitar Amp...
Product Price  $199.99
$249.99
Good Condition
Used Positive Grid SPARK 40 Solid State Guitar Amp Head
Used Positive Grid SPARK 40 Solid State Guitar Amp Head
Product Price  $179.99
$199.99
Good Condition
Used Positive Grid bias head Solid State Guitar Amp Head
Used Positive Grid bias head Solid State Guitar Amp Head
Product Price  $299.99
$344.99
Good Condition
Used Positive Grid SPARK40 Guitar Combo Amp
Used Positive Grid SPARK40 Guitar Combo Amp
Product Price  $214.99
Excellent Condition
Used Positive Grid Spark CAB Guitar Cabinet
Used Positive Grid Spark CAB Guitar Cabinet
Product Price  $214.99
Excellent Condition
Used Positive Grid SPARK 40 Guitar Combo Amp
Used Positive Grid SPARK 40 Guitar Combo Amp
Product Price  $179.99
Excellent Condition
Used 2024 Positive Grid Spark 2 Guitar Combo Amp
Used 2024 Positive Grid Spark 2 Guitar Combo Amp
Product Price  $249.99
Excellent Condition
Used Positive Grid SPARK NEO Battery Powered Amp
Used Positive Grid SPARK NEO Battery Powered Amp
Product Price  $149.99
Excellent Condition
Used Positive Grid SPARK 2 Guitar Combo Amp
Used Positive Grid SPARK 2 Guitar Combo Amp
Product Price  $209.99
Excellent Condition
Used Positive Grid Spark 40 Guitar Combo Amp
Used Positive Grid Spark 40 Guitar Combo Amp
Product Price  $199.99
Excellent Condition
Used Positive Grid Spark 40 Guitar Combo Amp
Used Positive Grid Spark 40 Guitar Combo Amp
Product Price  $179.99
Excellent Condition
Used 2020s Positive Grid Spark GO Battery Powered Amp
Used 2020s Positive Grid Spark GO Battery Powered Amp
Product Price  $119.99
Excellent Condition
Used Positive Grid Spark 40 Guitar Combo Amp
Used Positive Grid Spark 40 Guitar Combo Amp
Product Price  $169.99
Excellent Condition
Used Positive Grid Spark 2 Guitar Combo Amp
Used Positive Grid Spark 2 Guitar Combo Amp
Product Price  $249.99
Excellent Condition
Used Positive Grid spark go Battery Powered Amp
Used Positive Grid spark go Battery Powered Amp
Product Price  $119.99
Excellent Condition
Used Positive Grid SPARK 2 Solid State Guitar Amp Head
Used Positive Grid SPARK 2 Solid State Guitar Amp Head
Product Price  $269.99
Excellent Condition
Used Positive Grid SPARK 2 Guitar Combo Amp
Used Positive Grid SPARK 2 Guitar Combo Amp
Product Price  $249.99
Excellent Condition
Used Positive Grid SPARK 2 Guitar Combo Amp
Used Positive Grid SPARK 2 Guitar Combo Amp
Product Price  $259.99
Excellent Condition
Used Positive Grid Spark go Battery Powered Amp
Used Positive Grid Spark go Battery Powered Amp
Product Price  $114.99
Excellent Condition
Used Positive Grid reactor 50 Guitar Combo Amp
Used Positive Grid reactor 50 Guitar Combo Amp
Product Price  $349.99
Excellent Condition
Used Positive Grid SPARK LIVE Guitar Combo Amp
Used Positive Grid SPARK LIVE Guitar Combo Amp
Product Price  $474.99
Excellent Condition
Used Positive Grid Spark GO Battery Powered Amp
Used Positive Grid Spark GO Battery Powered Amp
Product Price  $99.99
Excellent Condition
Used Positive Grid SPARK LIVE Guitar Combo Amp
Used Positive Grid SPARK LIVE Guitar Combo Amp
Product Price  $349.99
Excellent Condition
Used 2020s Positive Grid Spark Mini Battery Powered Amp
Used 2020s Positive Grid Spark Mini Battery Powered Amp
Product Price  $164.99
Excellent Condition
Used Positive Grid Spark Live with Rechargeable Battery Guitar Combo Amp
Used Positive Grid Spark Live with Rechargeable Battery...
Product Price  $454.99
Excellent Condition
Used Positive Grid SPARK GO Battery Powered Amp
Used Positive Grid SPARK GO Battery Powered Amp
Product Price  $114.99
Excellent Condition
Used Positive Grid SPARK MINI Guitar Combo Amp
Used Positive Grid SPARK MINI Guitar Combo Amp
Product Price  $159.99
Excellent Condition
Used Positive Grid Reactor Guitar Combo Amp
Used Positive Grid Reactor Guitar Combo Amp
Product Price  $400.99
Excellent Condition
Used Positive Grid SPARK 2 WHITE Guitar Combo Amp
Used Positive Grid SPARK 2 WHITE Guitar Combo Amp
Product Price  $249.99
Excellent Condition
Used Positive Grid Spark 40 Guitar Combo Amp
Used Positive Grid Spark 40 Guitar Combo Amp
Product Price  $189.99
Excellent Condition
Used Positive Grid Spark Go Battery Powered Amp
Used Positive Grid Spark Go Battery Powered Amp
Product Price  $99.99
Excellent Condition
Used Positive Grid SPARK CAB Guitar Cabinet
Used Positive Grid SPARK CAB Guitar Cabinet
Product Price  $189.99
Excellent Condition
Used 2024 Positive Grid Spark 2 Guitar Combo Amp
Used 2024 Positive Grid Spark 2 Guitar Combo Amp
Product Price  $299.99
Excellent Condition
Used Positive Grid SPARK GO Guitar Combo Amp
Used Positive Grid SPARK GO Guitar Combo Amp
Product Price  $109.99
Excellent Condition
Used Positive Grid Spark Go Battery Powered Amp
Used Positive Grid Spark Go Battery Powered Amp
Product Price  $114.99
Excellent Condition
Used Positive Grid REACTOR 50 Guitar Combo Amp
Used Positive Grid REACTOR 50 Guitar Combo Amp
Product Price  $254.99
Excellent Condition
Used Positive Grid Spark 2 50W Smart Guitar Combo Amp - Black Guitar Combo Amp
Used Positive Grid Spark 2 50W Smart Guitar Combo Amp -...
Product Price  $299.99
Excellent Condition
Used Positive Grid Spark 2 50W Guitar Combo Amp
Used Positive Grid Spark 2 50W Guitar Combo Amp
Product Price  $294.99
Excellent Condition
Used Positive Grid SPARK 40 Battery Powered Amp
Used Positive Grid SPARK 40 Battery Powered Amp
Product Price  $174.99
Excellent Condition
Used 2024 Positive Grid Spark 2 Guitar Combo Amp
Used 2024 Positive Grid Spark 2 Guitar Combo Amp
Product Price  $279.99
Excellent Condition
Used Positive Grid Spark 2 Guitar Combo Amp
Used Positive Grid Spark 2 Guitar Combo Amp
Product Price  $259.99
Excellent Condition
Used Positive Grid Spark Mini Guitar Combo Amp
Used Positive Grid Spark Mini Guitar Combo Amp
Product Price  $169.99
Excellent Condition
Used Positive Grid Spark 2 Guitar Combo Amp
Used Positive Grid Spark 2 Guitar Combo Amp
Product Price  $259.99
Excellent Condition
Used Positive Grid SPARK LIVE Guitar Combo Amp
Used Positive Grid SPARK LIVE Guitar Combo Amp
Product Price  $499.99
Excellent Condition
Used Positive Grid Spark 2 Guitar Combo Amp
Used Positive Grid Spark 2 Guitar Combo Amp
Product Price  $299.99
Excellent Condition