Manual DIY 1969 small class A ON MJ15024 gold sealed tube power amplifier, 15W*2, frequency response 15Hz~30Khz

Manual DIY 1969 small A-class ON MJ15024 gold sealed tube power amplifier, 15W * 2, frequency response 15Hz~30Khz

AIYIMA SMSL Hood 1969 Gold Sealed Tube Class A Amplifier 1969 2.0 15W Single Ended Amplifier

FM711 circuit mono rear amplifier board MJL4281A gold sealed transistor 3440/5416 Frequency response: 5-50kHz

PCM1794+OP27+OPA2134 DAC decoding board optical coaxial input/discrete resistor capacitor/Frequency response: 5-30KHZ

5K 100W vacuum tube power amplifier push-pull output transformer, frequency response: 20HZ-30KHZ，amplifier DIY or repair

100W 5K vacuum tube power amplifier push-pull output transformer, frequency response: 20HZ-30KHZ，power amplifier DIY or repair

KT88 FU50 vacuum tube power amplifier single-ended output transformer 30W 3.3K: 0 4 8Ω, frequency response: 20HZ-30KHZ

FU50 KT88 tube power amplifier single-ended output transformer 30W 3.3K: 0 4 8Ω, frequency response: 20HZ-30KHZ

Single-ended output transformer 60W 7.5K 9K 10K: 0-4-8Ω, 845 211 tube amplifier audio transformer, frequency response: 25-30KHZ

HIFI portable headphone amplifier, output power 500mW, output impedance 16-600 ohm, frequency response 15Hz--30KHz

suitable tube 6F6 6Y6 6AQ5 6BQ5 6V6 6P6P 6P14 EL84 10K output transformer, power 15W, inductance 28H, frequency response 20-20K

Raphaelite 9K 10W canned output transformer EL84, 6V6 push-pull amplifier, frequency response: 15Hz-30KHz -1dB, 10Hz-40KHz -3dB

LAIDYS-20w output cow 2A3 dedicated single-ended audio output transformer, frequency response: 15Hz-30kHz -3dB

HIFI UCD module separators digital power amplifier mono class D power amplifier board, frequency response 10-30KHZ

Lehmann amp line, noiseless headphone power amplifier, solid wood retro chassis, frequency response: 20HZ-30KHZ

1 pair Z11 Iron Core 12W 10k Push-pull Output Transformer 6P1 EL84 6P14 6V6 Tube Amplifier Frequency Response 15hz-60khz(-db)

HIFI UCD module separators digital power amplifier mono class D power amplifier board, frequency response 10-30KHZ

2 inches AudioPur Air Motion Transformer tweeter speaker, power 15W-30W, sensitivity 89dB, frequency response 3.5K~40kHZ

Tube amp Black voice No noise 6N3 5670 Push 6N5P 6080 E2 headphone amplifier, frequency response: 30Hz-30kHz +/- 1dB

60W single-ended output transformer 7.5K 9K 10K: 0-4-8Ω, 845 211 Z11 tube amplifier transformer, frequency response: 25-30KHZ

HIFI UCD module separators digital power amplifier mono class D power amplifier board, frequency response 10-30KHZ

8K:0-4Ω-8Ω 50W FU7 KT88 amplifier push-pull output transformer, inductance 60H, frequency response 20HZ-30KHZ

TDA7293+6N11 valve front amplifier buffer, 70WX2, with horn protection, frequency response: 20HZ-30khz

6N3 6N5P Headphone amplifier, drive impedance range: 32-600Ω, frequency response: 30Hz-30kHz +/-1dB

3.5KΩ 35W tube single-ended output transformer, secondary: 0-4-8Ω, suitable for KT66 KT88 6550, frequency response: 20HZ-30KHZ

6P1 6V6 6P6P Single-ended Amplifier 8W 5k 5.5k Output Transformer, 66*32 Iron Core, Frequency Response: 35hz-30khz (-1db)

Japan Z11 iron core, 15W 3.5K-5.2K variable impedance single-ended output transformer, frequency response: 20Hz-40KHz -3dB

10W 4K single-ended output converter suitable for 6L6, 2A3, 300B, EL34, KT88, FU7, frequency response: 20-30KHZ (-2dB)

Japan Z11 iron core, 3.5K, 50W, 300B, 2A3,KT88, fu13single ended output transformer, frequency response: 20hz-30khz - 2dB