Helen Electronic Audio Goods

Latest A4l 4 Sound Channel Auto Power Amplifier With Output Protection On Board 12V High Power HIFI 3886 Power Amplifier
Price: $481.17
GZLOZONELatest A4l 4 Sound Channel Auto Power Amplifier With Output Protection On Board 12V High Power HIFI 3886 Power AmplifierSound Amplifiers
Helen Electronic Audio Store
Latest Deluxe Edition Musical Paradise MP-D2 MK3 Dual ES9038PRO Dual AK4490 TUBE DAC decoder PCM384Khz，DSD256 XMOS U208
Price: $924.81
Old Price: $1063
GZLOZONELatest Deluxe Edition Musical Paradise MP-D2 MK3 Dual ES9038PRO Dual AK4490 TUBE DAC decoder PCM384Khz，DSD256 XMOS U208Sound Amplifiers
Helen Electronic Audio Store
Latest upgrade 2SA1943 2SC5200 AC 28V-32V 400W+400W 2.0 Channel Audio Power Amplifier Board 4-8 Ω without heat sink
Price: $35.33
GZLOZONELatest upgrade 2SA1943 2SC5200 AC 28V-32V 400W+400W 2.0 Channel Audio Power Amplifier Board 4-8 Ω without heat sinkSound Amplifiers
Helen Electronic Audio Store
Latest HIFI Preamplifier PCB Board Reference Gaowen 27 Line DIY Kits Gaowen 27 line Power Preamp Board
Price: $23.01
Old Price: $26.45
GZLOZONELatest HIFI Preamplifier PCB Board Reference Gaowen 27 Line DIY Kits Gaowen 27 line Power Preamp BoardSound Amplifiers China
Helen Electronic Audio Store
Refer Swiss FM711 Power Amplifier board, magnified version, PCB direct engraving empty board, debugged board, balanced module
Price: $34.79
Old Price: $40
GZLOZONERefer Swiss FM711 Power Amplifier board, magnified version, PCB direct engraving empty board, debugged board, balanced moduleSound Amplifiers
Helen Electronic Audio Store
Latest arrival version Bluetooth 5.1 QCC5125+ES9023 Decoding Module Analog Input APTX HD LDAC 96K 24Bit For CD DVD DAC AMP
Price: $23.99
Old Price: $27.58
GZLOZONELatest arrival version Bluetooth 5.1 QCC5125+ES9023 Decoding Module Analog Input APTX HD LDAC 96K 24Bit For CD DVD DAC AMPSound Amplifiers China
Helen Electronic Audio Store
Latest arrival Reference Conrad-Johnson Pv12 circuit 12AU7 tube preamplifier PCB
Price: $7.83
Old Price: $9
GZLOZONELatest arrival Reference Conrad-Johnson Pv12 circuit 12AU7 tube preamplifier PCBSound Amplifiers
Helen Electronic Audio Store
Latest upgrade Raspberry Pi DAC audio decoder board HIFI expansion board supports coaxial fiber I2S output 3B/3B+4B (SNR) 120dB
Price: $40.89
Old Price: $47
GZLOZONELatest upgrade Raspberry Pi DAC audio decoder board HIFI expansion board supports coaxial fiber I2S output 3B/3B+4B (SNR) 120dBSound Amplifiers
Helen Electronic Audio Store
Latest Version 1 PCS SA-200 Fully Discrete Parts DUAL Operation Amplifier Accessory Sound HI-END OPA Replace Muses02 Muses01
Price: $62.64
Old Price: $72
GZLOZONELatest Version 1 PCS SA-200 Fully Discrete Parts DUAL Operation Amplifier Accessory Sound HI-END OPA Replace Muses02 Muses01Sound Amplifiers
Helen Electronic Audio Store
Latest arrival Assembled LS37 tube phono stage MM & MC dual input
Price: $80.04
Old Price: $92
GZLOZONELatest arrival Assembled LS37 tube phono stage MM & MC dual inputSound Amplifiers
Helen Electronic Audio Store
Latest 18W*2 Mona Black Version KT88 Tube Amplifier Single-ended Handmade Amp PSVANE HIFI SERIE KT88 AC110/240
Price: $384.54
Old Price: $442
GZLOZONELatest 18W*2 Mona Black Version KT88 Tube Amplifier Single-ended Handmade Amp PSVANE HIFI SERIE KT88 AC110/240Sound Amplifiers
Helen Electronic Audio Store
Newest 2PCS Accuphase-E505 5-pair tube pure high power 300W + 300W HIFI fever level power amplifier board (adjustable class A)
Price: $155.72
Old Price: $179
GZLOZONENewest 2PCS Accuphase-E505 5-pair tube pure high power 300W + 300W HIFI fever level power amplifier board (adjustable class A)Sound Amplifiers
Helen Electronic Audio Store
2021 latest upgrade MASTER Version Reference MBL Line HIFI pre-amplifier C7.2 German Block 50w transformer
Price: $390.63
Old Price: $449
GZLOZONE2021 latest upgrade MASTER Version Reference MBL Line HIFI pre-amplifier C7.2 German Block 50w transformerSound Amplifiers
Helen Electronic Audio Store
NE5532*2 NE5534*2/AK4497EQ*2+AK4118 Soft Control DAC Decoder Board with LCD Display/Remote Control (No AK4497 Chip and U8 Card)
Price: $67.86
Old Price: $78
GZLOZONENE5532*2 NE5534*2/AK4497EQ*2+AK4118 Soft Control DAC Decoder Board with LCD Display/Remote Control (No AK4497 Chip and U8 Card)Sound Amplifiers China
Helen Electronic Audio Store
Latest 3W＋3W Line Magnetic Mini 218 IA combined EL84 tube amplifier, frequency response: 10Hz～50kHz 12AX7×2、EL84/6P14×2
Price: $414.99
Old Price: $477
GZLOZONELatest 3W＋3W Line Magnetic Mini 218 IA combined EL84 tube amplifier, frequency response: 10Hz～50kHz 12AX7×2、EL84/6P14×2Sound Amplifiers China
Helen Electronic Audio Store
Latest 1 Pair 2pcs Boards L25D 250W *2 8Ω IRAUDAMP9 IRS2092S + IRFB4227 Class D Digital Power AMP Amplifier Finished Board
Price: $51.33
Old Price: $59
GZLOZONELatest 1 Pair 2pcs Boards L25D 250W *2 8Ω IRAUDAMP9 IRS2092S + IRFB4227 Class D Digital Power AMP Amplifier Finished BoardSound Amplifiers China
Helen Electronic Audio Store
2021 NEW Mona Rivlas EL34 Tube Amplifier Rivals Wood Version Integrated Single-Ended Handmade Amp
Price: $216.63
Old Price: $249
GZLOZONE2021 NEW Mona Rivlas EL34 Tube Amplifier Rivals Wood Version Integrated Single-Ended Handmade Amp
Helen Electronic Audio Store
Latest Upgrade Audio Word Clock Board Word Clock For HIFI AUDIO DC9V/2A 44.1khz~384khz
Price: $53.07
Old Price: $61
GZLOZONELatest Upgrade Audio Word Clock Board Word Clock For HIFI AUDIO DC9V/2A 44.1khz~384khzSound Amplifiers
Helen Electronic Audio Store
24-bit FPGA digital processing discrete R-2R ladder resistor hifi audio decoder board/Output: RCA single-ended and XLR balanced
Price: $209.67
Old Price: $241
GZLOZONE24-bit FPGA digital processing discrete R-2R ladder resistor hifi audio decoder board/Output: RCA single-ended and XLR balancedSound Amplifiers
Helen Electronic Audio Store
NaimNaP200 Power amplifier base on UK NAIM Power AMP PCB,Finished board/Dual 24-28V transformer/ Output power: 160W 4Ω 80W 8Ω
Price: $19.73
GZLOZONENaimNaP200 Power amplifier base on UK NAIM Power AMP PCB,Finished board/Dual 24-28V transformer/ Output power: 160W 4Ω 80W 8ΩSound Amplifiers
Helen Electronic Audio Store
Latest upgrade UPC1237 Dual channel high current (16A*2) speaker protection board AC9-20v AC18-25v
Price: $12.01
Old Price: $13.8
GZLOZONELatest upgrade UPC1237 Dual channel high current (16A*2) speaker protection board AC9-20v AC18-25v
Helen Electronic Audio Store
Latest arrival Finished LITE LS69 Balanced TUBE Preamplifier board ECC88*4（without 6922 tubes
Price: $79.17
Old Price: $91
GZLOZONELatest arrival Finished LITE LS69 Balanced TUBE Preamplifier board ECC88*4（without 6922 tubesSound Amplifiers
Helen Electronic Audio Store
Latest upgrade CSR8675+AK4493 fever grade Bluetooth module 5.0 lossless decoder board wireless audio receiver LDAC JRC5532
Price: $86.13
Old Price: $99
GZLOZONELatest upgrade CSR8675+AK4493 fever grade Bluetooth module 5.0 lossless decoder board wireless audio receiver LDAC JRC5532Sound Amplifiers
Helen Electronic Audio Store
Latest 6P14 push-pull tube power amplifier tube 2*15W(RMS) /3-band audio equalization/Frequency(-4DB): 35HZ-20KHZ
Price: $293.56
GZLOZONELatest 6P14 push-pull tube power amplifier tube 2*15W(RMS) /3-band audio equalization/Frequency(-4DB): 35HZ-20KHZSound Amplifiers
Helen Electronic Audio Store
Latest Upgrade 50W HIFI Fever Preamplifier Refer To Accuphase Classic Circuit Design.HIFI Preamplifier hifi preamplifier 2Channe
Price: $689.91
Old Price: $793
GZLOZONELatest Upgrade 50W HIFI Fever Preamplifier Refer To Accuphase Classic Circuit Design.HIFI Preamplifier hifi preamplifier 2ChanneSound Amplifiers
Helen Electronic Audio Store
Black Glue Balanced Output Phono Amplifier/MM Moving Magnet MC Moving Coil Preamp/Volume Discrete Components/Class A Circuit
Price: $297.54
Old Price: $342
GZLOZONEBlack Glue Balanced Output Phono Amplifier/MM Moving Magnet MC Moving Coil Preamp/Volume Discrete Components/Class A CircuitSound Amplifiers
Helen Electronic Audio Store
HanSheng DAC1000 Decoder output AK4495 Decoder. Decoding Accuracy 24bit, Sampling 192kHz, input supports PCM coaxial
Price: $720.36
Old Price: $828
GZLOZONEHanSheng DAC1000 Decoder output AK4495 Decoder. Decoding Accuracy 24bit, Sampling 192kHz, input supports PCM coaxialSound Amplifiers
Helen Electronic Audio Store
12AX7-EL84 6P14 Push-Pull Tube Amplifier PCB Tube Amplifier
Price: $13.05
Old Price: $15
GZLOZONE12AX7-EL84 6P14 Push-Pull Tube Amplifier PCB Tube AmplifierSound Amplifiers China
Helen Electronic Audio Store
Audiophile 6J1 Tube preamplifier Headphone power amplifier Power amp tube buffer DIY kit Base on music fidelity X-10D circuit
Price: $11.92
Old Price: $13.7
GZLOZONEAudiophile 6J1 Tube preamplifier Headphone power amplifier Power amp tube buffer DIY kit Base on music fidelity X-10D circuitSound Amplifiers China
Helen Electronic Audio Store
1 pair of original 2SC5200 2SA1943 Free shipping
Price: $6.96
Old Price: $8
GZLOZONE1 pair of original 2SC5200 2SA1943 Free shippingSound Amplifiers
Helen Electronic Audio Store
LJM NEW CM6631A USB to Coaxial/Optical fiber SPDIF I2S Converter DAC Board 24bit 192khz
Price: $25.8
Old Price: $29.66
GZLOZONELJM NEW CM6631A USB to Coaxial/Optical fiber SPDIF I2S Converter DAC Board 24bit 192khzSound Amplifiers
Helen Electronic Audio Store
ZEROZONE 1 Pair （2pcs）PCB Board for HOOD-JLH2003 Gold Sealed Tube Power Amplifier Board（2 Boards
Price: $8.18
Old Price: $9.4
GZLOZONEZEROZONE 1 Pair （2pcs）PCB Board for HOOD-JLH2003 Gold Sealed Tube Power Amplifier Board（2 BoardsSound Amplifiers China
Helen Electronic Audio Store
Latest arrival WEILIANG AUDIO XMOS XU208 USB to I2S digital interface 384kHz/32bit DSD256
Price: $24.36
Old Price: $28
GZLOZONELatest arrival WEILIANG AUDIO XMOS XU208 USB to I2S digital interface 384kHz/32bit DSD256Sound Amplifiers
Helen Electronic Audio Store
NEW Imitation PASS A3 pure final stage power amplifier DIY HIFI desktop 30W single-ended pure class A rear stage power amplifier
Price: $638.36
GZLOZONENEW Imitation PASS A3 pure final stage power amplifier DIY HIFI desktop 30W single-ended pure class A rear stage power amplifierSound Amplifiers
Helen Electronic Audio Store
4-IN-1-OUT Switcher Sound Level Indicator VU2 MIC+LINE Dual VU Meter DB Panel Audio Splitter Box
Price: $154.86
Old Price: $178
GZLOZONE4-IN-1-OUT Switcher Sound Level Indicator VU2 MIC+LINE Dual VU Meter DB Panel Audio Splitter BoxSound Amplifiers
Helen Electronic Audio Store
12AX7/12AU7 Tube Preamp Amplifier PCB Board Dual Channel Tube Bile Preamplifier Empty Board Diy
Price: $5.87
Old Price: $6.75
GZLOZONE12AX7/12AU7 Tube Preamp Amplifier PCB Board Dual Channel Tube Bile Preamplifier Empty Board DiySound Amplifiers
Helen Electronic Audio Store
GZLOZONE NEWEST MM MC Dual-TVV-46 full discrete vocal phono HiFi pre Amplifier DIY Kit Board AC 24V
Price: $95.7
GZLOZONEGZLOZONE NEWEST MM MC Dual-TVV-46 full discrete vocal phono HiFi pre Amplifier DIY Kit Board AC 24VSound Amplifiers
Helen Electronic Audio Store
NEW 6N2/6N1 6P1 3W*2 stereo power amplifier finished board contains electronic tube amplifier board With 6E2 level indication
Price: $38.97
Old Price: $44.8
GZLOZONENEW 6N2/6N1 6P1 3W*2 stereo power amplifier finished board contains electronic tube amplifier board With 6E2 level indicationSound Amplifiers
Helen Electronic Audio Store
EQ665 equalizer hifi home EQ balanced mixer double 10 segment stereo treble Alto bass regulation With Bluetooth
Price: $50.72
Old Price: $58.3
GZLOZONEEQ665 equalizer hifi home EQ balanced mixer double 10 segment stereo treble Alto bass regulation With BluetoothSound Amplifiers
Helen Electronic Audio Store
ZEROZONE NEW arrival Fully balanced JRC5534 Preamplifier base on MBL6010D Circuit RCA/XLR IN and OUT
Price: $150.51
Old Price: $173
GZLOZONEZEROZONE NEW arrival Fully balanced JRC5534 Preamplifier base on MBL6010D Circuit RCA/XLR IN and OUTSound Amplifiers
Helen Electronic Audio Store
Latest arrival 7010 Board, FPGA/ARM/Linux Vision , Image Acquisition and Processing
Price: $15.66
Old Price: $18
GZLOZONELatest arrival 7010 Board, FPGA/ARM/Linux Vision , Image Acquisition and ProcessingSound Amplifiers
Helen Electronic Audio Store
Latest arrival 12AX7 / ECC83 Tube Valve Vacuum Reference Russia Genalex-GOLD LION 12AX7 for DIY HIFI Audio Vacuum Tube Amplifier
Price: $82.55
GZLOZONELatest arrival 12AX7 / ECC83 Tube Valve Vacuum Reference Russia Genalex-GOLD LION 12AX7 for DIY HIFI Audio Vacuum Tube AmplifierSound Amplifiers
Helen Electronic Audio Store
NEW WEILIANG AUDIO aluminum remote control for this store
Price: $16.76
GZLOZONENEW WEILIANG AUDIO aluminum remote control for this storeSound Amplifiers
Helen Electronic Audio Store
2020 DC30V-48V Class D TPA3255 Mono 600W High Power Full Frequency/subwoofer Optional Fever Digital Power Amplifier Board
Price: $40.02
Old Price: $46
GZLOZONE2020 DC30V-48V Class D TPA3255 Mono 600W High Power Full Frequency/subwoofer Optional Fever Digital Power Amplifier BoardSound Amplifiers
Helen Electronic Audio Store
High-power transformer start power amplifier soft start Power soft start board for the Dartzeel NHB108 Power Amplifier etc
Price: $25.66
Old Price: $29.49
GZLOZONEHigh-power transformer start power amplifier soft start Power soft start board for the Dartzeel NHB108 Power Amplifier etcSound Amplifiers
Helen Electronic Audio Store
ZEROZONE 2 PCS PASS ACA Stereo 5W Single-Ended Class A FET+MOS power amplifier DIY ki
Price: $20.81
GZLOZONEZEROZONE 2 PCS PASS ACA Stereo 5W Single-Ended Class A FET+MOS power amplifier DIY kiSound Amplifiers
Helen Electronic Audio Store
Latest arrival 1PCS Taiwan Carbon Fiber Shell Pure Copper Gold Plated 24K Gold DC Plug (Female) Home Amplifiers
Price: $8.75
GZLOZONELatest arrival 1PCS Taiwan Carbon Fiber Shell Pure Copper Gold Plated 24K Gold DC Plug (Female) Home AmplifiersSound Amplifiers
Helen Electronic Audio Store
NEW Tecsun PL-680 Radio FM Digital Tuning Full-Band FM/MW/SBB/PLL SYNTHESIZED Stereo Radio Receiver Portable Speaker Auto sleep
Price: $133.11
Old Price: $153
GZLOZONENEW Tecsun PL-680 Radio FM Digital Tuning Full-Band FM/MW/SBB/PLL SYNTHESIZED Stereo Radio Receiver Portable Speaker Auto sleepSound Amplifiers
Helen Electronic Audio Store
Latest upgrade PCM1702 decoder board finished product upgrade PCM1704 and TDA1541 PCM1702
Price: $113.05
GZLOZONELatest upgrade PCM1702 decoder board finished product upgrade PCM1704 and TDA1541 PCM1702Sound Amplifiers
Helen Electronic Audio Store
One Pair HI-END Ultra-low Distortion Sound Amplifier DIY Kits and finished boards for L20.5 Dual Channels Audio Amplifiers
Price: $42.63
Old Price: $49
GZLOZONEOne Pair HI-END Ultra-low Distortion Sound Amplifier DIY Kits and finished boards for L20.5 Dual Channels Audio AmplifiersSound Amplifiers
Helen Electronic Audio Store
Latest upgrade version SHANLING TEMPO eC1B HIFI CD Player Entry Level Support 2T USB input
Price: $239.25
Old Price: $275
GZLOZONELatest upgrade version SHANLING TEMPO eC1B HIFI CD Player Entry Level Support 2T USB input
Helen Electronic Audio Store
Latest arrival A20 KT88 single-ended MT-34 EL34 push-pull amplifier power amplifier protective cover for A20 A30 A50 MT-34
Price: $46.11
Old Price: $53
GZLOZONELatest arrival A20 KT88 single-ended MT-34 EL34 push-pull amplifier power amplifier protective cover for A20 A30 A50 MT-34Sound Amplifiers
Helen Electronic Audio Store
2020 WEILIANG AUDIO DC-300 ultimate dual core ES9038PRO DAC decoder Amanero USB interface CSR8675 Bluetooth 5.0 remote control
Price: $435.87
Old Price: $501
GZLOZONE2020 WEILIANG AUDIO DC-300 ultimate dual core ES9038PRO DAC decoder Amanero USB interface CSR8675 Bluetooth 5.0 remote controlSound Amplifiers
Helen Electronic Audio Store
4piece/lots Shuguang 6L6WGB Valve Matched Quad Tube amplifier accessories Repalce EH JJ SVETLANA 6P3P 5881 6L6 6L6GC 6L6WGC
Price: $95
GZLOZONE4piece/lots Shuguang 6L6WGB Valve Matched Quad Tube amplifier accessories Repalce EH JJ SVETLANA 6P3P 5881 6L6 6L6GC 6L6WGCSound Amplifiers
Helen Electronic Audio Store
Latest arrival HDMI to I2S receiver board I2S to HDMI transmitter board Differential I2S signal conversion DAC decoder
Price: $6.39
Old Price: $7.35
GZLOZONELatest arrival HDMI to I2S receiver board I2S to HDMI transmitter board Differential I2S signal conversion DAC decoderSound Amplifiers
Helen Electronic Audio Store
ZEROZONE E834 RIAA MM Tube phono amplifier PCB Turntable preamp Base on EAR834 Circuit 1 order
Price: $9.4
Old Price: $10.8
GZLOZONEZEROZONE E834 RIAA MM Tube phono amplifier PCB Turntable preamp Base on EAR834 Circuit 1 orderSound Amplifiers China
Helen Electronic Audio Store
Latest arrival (DIY kit) HIFI JV13 50K 128 steps Remote preamplifier kit /volume control kit/4 way inputs
Price: $59.16
Old Price: $68
GZLOZONELatest arrival (DIY kit) HIFI JV13 50K 128 steps Remote preamplifier kit /volume control kit/4 way inputsSound Amplifiers China
Helen Electronic Audio Store
Latest Denafrips ARES II 32Bit/1536kHz 24Bit R2R + 6BIT DSD Balanced Resistance DAC Support DSD1024 SPDIF Receiving Scheme
Price: $850.86
Old Price: $978
GZLOZONELatest Denafrips ARES II 32Bit/1536kHz 24Bit R2R + 6BIT DSD Balanced Resistance DAC Support DSD1024 SPDIF Receiving SchemeSound Amplifiers
Helen Electronic Audio Store
2021Denafrips AVATAR CDM4 rocker movement top-opening CD turntable Femtosecond clock 110-240VAC, 50/60Hz AES/EBU/RCA/BNC/PCM/I2S
Price: $1451.63
GZLOZONE2021Denafrips AVATAR CDM4 rocker movement top-opening CD turntable Femtosecond clock 110-240VAC, 50/60Hz AES/EBU/RCA/BNC/PCM/I2SSound Amplifiers
Helen Electronic Audio Store
Line Magnetic LM-216IA Tube Amplifier Integrated KT88*4 Push-Pull Tube Amplifier 38W*2 10Hz~50kHz(-1.5dB) With remote control
Price: $891.92
GZLOZONELine Magnetic LM-216IA Tube Amplifier Integrated KT88*4 Push-Pull Tube Amplifier 38W*2 10Hz~50kHz(-1.5dB) With remote controlSound Amplifiers
Helen Electronic Audio Store