1 × Preamplifier Chassis. Copper-plated shed layer board, convenient for burning friends to produce high-grade gallbladder. 1 × Power Socket. 1.5mm thick iron rear case. Supporting screw（not include RCA ）.
eBay
Red copper Tubes 1-16mm Internal Diameter 300mm/200mm/250mm Tube Brass Spacer Model Building diy toys accessories
Aliexpress UK
Phono equalizer amplifier section: 2× 12AX7, 1× 12AU7 CR type RIAA equalizer amplifier. [Phono equalizer amplifier section ]. Phono equalizer amp uses CR type RIAA equalizer circuit, which has a reputation for its straightforward and smooth sound quality.
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Creality 3D Printer Bowden Tube 1M 2M 3D Printer PTFE Tube Bowden Tubing Upgrades for 1.75mm Filament Ender CR Series
Aliexpress UK
Three 12AX7 preamp tubes and two EL34 power tubes for hard rockin' tone. Variable output knob goes from one to 45 watts. Three inputs for "channel jumping".
eBay
5 - 38mm Red Round Thickened Copper Tube Chamfer Hand Chamfering Deburr Tools for Tube Metal Internal / External Deburring
Aliexpress UK
I can provide a large number of spare parts for old PCs. We have a lot of products and only show a small number of products on the website. Item contains:One item.
eBay
JOANLAB Plasma Centrifuge Laboratory Digital Prp Centrifuge Machine For 2/5/10ml Blood Collection Tube And 15ml Centrifuge Tube
Aliexpress UK
Fitted with Mazda ECC82, 30PL1 Valves. Tested and working before removal from Blackbox record player.
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100pcs Top DIA 7.5mm to 30mm Wooden Cork Lab Test Tube Stopper Kettle Pudding Bottle Cork Cap Burette Tube Wood plug
Aliexpress UK
Condition : USED Very Good. Headphone Jack: Yes.
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Tri-phosphor Light Annular Tubes Magnifying Glass Circular Tube Fluorescent Lamp Ring Lights G10q T4 220V 10W 12W 16W
Aliexpress UK
Bluetooth 5.0 & Stereo RCA & MM Phono inputs: MM phono input, converts phono signal to line level signal and amplify it, with low-noise integrated circuits and high-quality components to ensure clear and clean sound. Bluetooth&RCA input, amplify the low level audio signal from your phone, tablet, MP3 etc. and provide enough output power for passive speaker, greatly improve the sound quality. JAN5725 vacuum tube & HiFi Sound: default with JAN5725 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one's preference. .
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White Rubber Tube Experiment Vacuum Pipe ID 2/3/4/5/6/8/16/19mm Elastic Leather Tube Acid And Alkali Resistant Vacuum Pump Hose
Aliexpress UK
Refer CARY-SLP90 Preamplifier Circuit，the sound is very good ！. Finished CARY-SLP90 Preamplifier x 1 （Not included AC power cord）. HiFi capacitors and resistors. The input and output impedance is constant, the step is 0.5db, and the total attenuation is 63.5dB.
eBay
Capillary Cutting Clamp Copper Capillary Tube Cutter Copper Tube Scissors Air Conditioning Refrigeration Repair Hand Tools
Aliexpress UK