Top Tube Amps Under 500 Reviews

BOSCH 1772-6 7-Inch Angle Grinder

  • Paddle switch provides for multiple, comfortable grip positions.
  • Carbon brushes - more durable than previous-generation brushes.
  • Direct-motor cooling for higher overload capabilities.
  • Constant electronics - level operation and reliable speed under load.
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Beyerdynamic DT 1770 Pro 250 Ohm Studio Recording Headphones w/Tesla Driver Bundle with Rockville BluTube 70w Tube Amplifier/Home Theater Stereo Receiver w/ Bluetooth

  • Package Includes: (1) Beyerdynamic DT 1770 Pro 250 Ohm Studio Recording Headphones w/Tesla Driver. (1) RockvilIe BluTube 70w Tube Amplifier/Home Theater Stereo Receiver w/ Bluetooth. Beyerdynamic DT 1770 Pro 250 Ohm Studio Recording Headphones w/Tesla Driver. Closed premium studio headphone. Rugged headband made of spring steel. Single-sided, detachable cable. Soft, replaceable ear and headband pads. Gold-plated mini stereo jack plug (3.5 mm) & 1/4" adapter (6.35 mm).
  • Circumaural headphone for high-end studio use. 250 Ohms, 45 mm dynamic Tesla neodymium driver. Rugged headband made of spring steel. Single-sided, detachable cable with mini-XLR. Made in Germany. Specifications: Transducer type: Dynamic. Operating principle: Closed. Nominal Impedance Headphones: 250 Ohms. Headphone Frequency Response: 5 - 40,000 Hz. Sound Coupling To The Ear: Circumaural (Around The Ear). Ean: 4010118710711. Cable & Plug: 3-Pin Xlr Plug & 6.35 Mm (1/4") Stereo Jack Plug.
  • Nominal SPL: 102 dB SPL (1 mW / 500 Hz). Max. SPL: 125 dB SPL (200 mW / 500 Hz). T.H.D: < 0.05% (1 mW / 500 Hz). Nominal power handling capacity: 200 mW. Sound coupling to the ear: Circumaural. Ambient noise attenuation: Velours: approx. 18 dBA. Nominal headband pressure: approx. 7.2 N. Weight (witho....
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Electro-Harmonix 12AX7 EHG Vacuum Tube Gold Pins

  • The JJ Electronic 12AX7 / ECC83 has quickly become a modern classic in preamp tubes.
  • Its rugged design and rich harmonics make this tube an obvious choice for musicians who need a reliable and high quality tube at a reasonable price.
  • The balanced tone of the JJ 12AX7 works well in any amp.
  • This versatile tube sounds excellent in clean amps offering an amazing dynamic response while also proving itself in high gain amps with its low noise and noticeably less microphonic issues than other tubes.
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Bosch GWX13-50 5 In. X-LOCK Angle Grinder with Slide Switch

  • Carbon brushes - more durable than previous-generation brushes.
  • Direct-motor cooling for higher overload capabilities.
  • Constant electronics - level operation and reliable speed under load.
  • Two-position Vibration Control side handle for more user comfort.
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Longacre® 52-45782 High Capacity Batt. Disconnect, 4 Terminal

  • Manual battery disconnect switch with bright red handle.
  • Battery circuit 175 amps continuous rating.
  • Alternator circuit 125 amps continuous rating (for cars with high capacity alternators).
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YUSTDA AC Power Cord Charging Cable for Schumacher DSR PSJ-2212 PSJ-3612 PSJ-1812 PSJ-4424 Jump Starter IP-70NC PowerStation PSX2 PSX3 PSX1004 CEN-TECH 38391 60666 62453 6237 EverStart MAXX 1200

  • Stanley Fatmax Model PPRH5DS PPRH5 DS PPRH5KL Jumpit Powerit Airit Portable Power Station Jump-Starter.
  • Stanley 300 AMP Instant Starting Power Jump-Start System 600 Peak Battery Amps.
  • Duracell Powerpack Pro 600 DR600PWR Pro600 600 Watt Power pack Pro1300 1300 Peak Amps Jump Starter and Emergency Power Source Rechargeable Battery 12V.
  • Chicago Electric Model 38391 12 Volt Jump Starter Harbor Freight Tools.
  • Chicago Electric Power Tools 3 in 1 Air Compressor Item # 39954 Jump Starter.
  • Black & Decker PPRH5B SEL Professional Power Station BD Compressor.
  • ATD ON THE GO ATD-5922 ATD-5926 ATD-5925 12V 1700 Peak Amp.
  • Matco Tools Proseries DSR PS2200JS Heavy Duty Pro Series 12V Portable Power 22AH Battery Charger.
  • Jump N Carry JNC 4000 JNC4000 KKC-4000 1100 Peak Amp 12 Volt Battery Booster Box Jumper Pack 12V.
  • Jump-N-Carry 12 Volt 1700 Peak Amps JNC350 JNC660 JNCAIR JNC770 JNC770B JNC770R JNCXF JNC 350 JNC 660 JNC AIR JNC 770 KKC-660 SOLJNC660-BF 12V.
  • Forney 52731 52732 12V 12-Volt Power Source Jump Start Battery Booster Pack.
  • EverStart MAXX 1200 PEAK AMPS 1200A 750A 12V 300A Box Lot 11480 Air Compressor Inverter.
  • SuperStart 44003 44001 500 1000 Peak Amp Compact Compressor Super Start.
  • SUPERSTART 44002 Super Start Portable Battery ....
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UpBright AC Power Cord Charging Cable Compatible with Schumacher DSR PSJ-2212 PSJ-3612 PSJ-1812 PSJ-4424 Jump Starter IP-70NC PowerStation PSX2 PSX3 PSX1004 B&D PPRH5B ATD ON The GO ATD-5922 ATD-5926

  • UpBright New AC IN Power Cord Charging Cable Outlet Plug Charger Lead Compatible with Schumacher Proseries DSR PSJ-2212 PSJ-3612 PSJ-1812 PSJ-4424 DSR Pro Series 4400 Peak Amps Jump Starter Start Portable Power Unit JumpStarter Battery Booster Pack Power Source Model IP-70NC.
  • Duralast BP-DL900 BP-DL600 BP-DL500 BPDL900 BPDL600 BPDL500 900 600 Peak Amps 900A LCA Booster.
  • Duralast Gold 1200 Peak Amps Power Station 750 Amps 750A.
  • UpBright 30 days money back guarantee. 1 full year service warranty..
  • Fits: PowerStation PSX PS X PSX2 PS X2 PSX 3 PSX3 PSX3EU PS X3EU Power Station PS1100 PS2000 Power Station Battery Jump Starter Air Compressor Integrated Compressor 12V.
  • PowerStation PSX1004 Jumpstarter & Power Source PSX1004IN Item 1078579.
  • PEAK PKC0J6 PKCOJ6 600Amps LCA Jump Start.
  • Mac Tools MT5130 MT5140 12 Volt Jump Starter.
  • Schumacher DSR ProSeries 1800 / 2200 / 3600 Peak Amps Pro Series 12V.
  • Energizer 84020 All-In-One 12V 84021 84022 JUMPSTARTER 400 ENGZR84021 ENGZR84022 Energizer 84031.
  • Compatible with: Forney 52731 52732 12V 12-Volt Power Source Jump Start Battery Booster Pack.
  • SuperStart 44003 44001 500 1000 Peak Amp Compact Compressor Super Start.
  • SUPERSTART 44002 Super Start Portable Battery Power Pack.
  • Quick Cable 12 Volt 1500 950 1000 4000 4400 Pea....
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Apogee Duet

  • A special edition of UA's acclaimed Apollo Twin X interface — with a premium suite of 5 award-winning plug-in titles from Teletronix, Pultec, and UA — a $1,300 value.
  • Elite-class A/D and D/A conversion derived from Apollo X rackmount interfaces paired with 2 Unison mic preamps deliver stunning models of classic tube and transformer-based mic preamps and guitar amps.
  • 2 Unison mic preamps offer stunning models of classic tube and transformer-based mic preamps and guitar amps.
  • UAD QUAD Core Processing for tracking through vintage compressors, EQs, tape machines, mic preamps, and guitar amp plug-ins with near-zero latency.
  • Produce with LUNA Recording System — a fully-integrated recording application made for Apollo (Mac only).
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RECOIL 500 Amp Mobile Audio Battery Isolator and High Current Starter Relay

  • BRL500 handles 500 Amps continuous and 700 Amps Surge.
  • Eliminates multiple battery drain as it stops battery bank from getting power from each one.
  • Prevents the equipment from discharging the main battery when it is operated while the engine is off.
  • Does not create a voltage drop to the second battery like conventional isolator.
  • Extends battery life.Excellent waterproof performance, high quality in any weather conditions.
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CAMECO Ozone Machine 40,000mg/h Dual Mode, Professional O3 Ozone Deodorizer with Booster Pump, 20,000mg & 20,000mg & 500mg 3 Timers, 7000sqft, Ideal for Home, Car

  • ...be. 2 tubes of different lengths can be applied to different environments to meet your needs. 3 modes can work together or separately with your needs..
  • 2 HOURS TIMER OR "HOLD" MODE: There are 3 timers for 20,000mg, 20,000mg & 500mg. The timer is up to max 2 hours. Time is up, machine will stop working automatically. Under the "Hold" mode, the ozone machine will work until you turn it off manually. But for the longer service life of the machine, we do not recommend the machine to work continuously for a long time..
  • UPGRADED OZONE PLATE & STRONG FAN: Upgraded honeycomb discharge technology increases the ozone release area by 20%, stronger ozone concentration and better effect. The powerful ball-bearing fan at a higher speed than ordinary fans. 7 leaves fan can quickly release the ozone to every corner..
  • USE FOR ALL OCCASIONS: Effecttive for homes, offices, kitchens, schools, hotel, basements & cars, etc. WARNING: ONLY USE IN UNOCCUPIED SPACE. And please ventilate for at least 30 minutes after the machine finish the work, then people and animals can be allowed to enter..
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Feeding Tube Backpack for Feeding Tube G Tube J Tube GJ Tube Backpack for Enteral Feeding Pump 500ml Capacity

  • FEEDING ON-THE-GO: The modified feeding tube backpack is designed for tube fed children and is used for feeding tube, G tube , J tube, and GJ tube.....
  • DESIGNED FOR TUBE FED CHILDREN：There is a small loop with carabiner to the main compartment to hang your feeding bag and there is a large grommet....
  • SAFETY AND CONVIENCE: There's a large grommet on the left of the backpack to pull your tubing through, and a small loop with carabiner to secure your....
  • ADJUSTABLE SHOULDER STRAPS: Approximate size 10" tall x 9" wide. The backpack is a great size for under 5 years depending on your needs and actual....
  • BEST GIFT: The feeding tube backpack will only fit one 500 mL feeding bag, the Infinity or Joey pumps and an ice pack if needed. You will have to....
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Schumacher PSJ-4424 DSR ProSeries 4400 Peak Amps Jump Starter and Portable Power Unit

  • 4400 peak amps, 500 cranking amps and 415 cold cranking amps.
  • Two 22 Ah professional grade high output AGM batteries act as an additional portable power source.
  • Heavy duty clamps have replaceable copper jaws.
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Heavy Duty AMPS Drill CAR Wall Mount for Garmin Montana Holder Satellite Radio and Video Camera Bracket with 4 Hold AMPS Connection (Compatible with 25mm / 1

  • Brand New in ChargerCity NO FUZZ NO MESS Packaging.
  • Features a 4 inch pedestal arm with AMPS 4 hole connection.
  • Compatible with devices having the 4 Hole AMPS pattern, including vehicle specific mounts, cameras, GPS, and satellite radios (Compatible with 1" inch /25mm & Proclip Mount AMPS mounting).
  • Low vibration 4 Hole AMPS mounting pedestal base attaches to solid flat surfaces.
  • Compatible with Garmin Montana 600 610 650 680 Monterra Zumo 340 350 390 400 500 550 590 660 665 GPS (AMPS hole pattern connection).
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