Helen Electronic Audio Goods

Latest arrival 4P1S Direct Heater Tube Audio Preamplifier /Without Tube/DIY Kits
Price: $59.16
Old Price: $68
GZLOZONELatest arrival 4P1S Direct Heater Tube Audio Preamplifier /Without Tube/DIY KitsSound Amplifiers
Helen Electronic Audio Store
Latest M7 classic circuit tube pre-amplifier HIFI power amplifier audio bile pre-amp/12AU7*1/12AX7B*3
Price: $422.82
Old Price: $486
GZLOZONELatest M7 classic circuit tube pre-amplifier HIFI power amplifier audio bile pre-amp/12AU7*1/12AX7B*3Sound Amplifiers
Helen Electronic Audio Store
Latest Arrival 24W+24W CAYIN A-845 Vacuum Tube Integrated Amplifier Pure Power Amp WE6SN7*2 300B*2 845*2
Price: $3194.64
Old Price: $3672
GZLOZONELatest Arrival 24W+24W CAYIN A-845 Vacuum Tube Integrated Amplifier Pure Power Amp WE6SN7*2 300B*2 845*2Sound Amplifiers
Helen Electronic Audio Store
Latest arrival 28W(8Ω RMS)Cayin 9084d Mk2 Vacuum Tube Mono Power Amplifier/6SL7 6SN7 300B 845 22ED4 Bias Adj/220V±5%50Hz
Price: $5284.98
GZLOZONELatest arrival 28W(8Ω RMS)Cayin 9084d Mk2 Vacuum Tube Mono Power Amplifier/6SL7 6SN7 300B 845 22ED4 Bias Adj/220V±5%50HzSound Amplifiers
Helen Electronic Audio Store
Assembling UPC1298V Mono 160W Amplifier Board HIFI Audio Power Amplifier Board/ 80w/8 ohms, 160w/4 ohms/Toshiba C5198/A1941
Price: $10.34
GZLOZONEAssembling UPC1298V Mono 160W Amplifier Board HIFI Audio Power Amplifier Board/ 80w/8 ohms, 160w/4 ohms/Toshiba C5198/A1941Sound Amplifiers
Helen Electronic Audio Store
6n8p push fu-25 uses 6n8p secondary transistor to amplify and push fu25 circuit power amplifier 10w*2/5z3p*1 6n8p*2 fu-25*2
Price: $182.7
Old Price: $210
GZLOZONE6n8p push fu-25 uses 6n8p secondary transistor to amplify and push fu25 circuit power amplifier 10w*2/5z3p*1 6n8p*2 fu-25*2Sound Amplifiers
Helen Electronic Audio Store
Latest HiFi Tube Amplifier Single Ended 2.0 Power Amplifier 10W*2 6N9P 6P6P Tube Audio Home Theater Amplifier Class Stereo、4-8Ω
Price: $279.27
Old Price: $321
GZLOZONELatest HiFi Tube Amplifier Single Ended 2.0 Power Amplifier 10W*2 6N9P 6P6P Tube Audio Home Theater Amplifier Class Stereo、4-8ΩSound Amplifiers
Helen Electronic Audio Store
Latest Shuguang WE-845 copy West Electric WE845 instead of 845/845B/845C/845-T/can directly replace any model 845 in the world
Price: $333.41
GZLOZONELatest Shuguang WE-845 copy West Electric WE845 instead of 845/845B/845C/845-T/can directly replace any model 845 in the worldSound Amplifiers
Helen Electronic Audio Store
Latest arrival Classic products PCM58 18BIT decoder board DAC comparable to PCM63
Price: $86.13
Old Price: $99
GZLOZONELatest arrival Classic products PCM58 18BIT decoder board DAC comparable to PCM63Sound Amplifiers
Helen Electronic Audio Store
Latest arrival JC-2 Class A audio For Marantz Preamp Board Audio Pre amplifier Stereo Hifi Preamplifier ZTX450 ZTX550 K170
Price: $32.02
Old Price: $36.79
GZLOZONELatest arrival JC-2 Class A audio For Marantz Preamp Board Audio Pre amplifier Stereo Hifi Preamplifier ZTX450 ZTX550 K170Sound Amplifiers
Helen Electronic Audio Store
S500 Class A power amplifier board, directly engraved US Threshold S500 power amplifier board, double 55VAC/7A, single 12VAC/1A
Price: $552.91
GZLOZONES500 Class A power amplifier board, directly engraved US Threshold S500 power amplifier board, double 55VAC/7A, single 12VAC/1ASound Amplifiers
Helen Electronic Audio Store
Latest upgrade Yaqin 6P1P*4 6J1×4 Tube Amplifier Triode Ultra Amp 6W~12W/push-pull power amplifier/Frequency 5Hz-65KHz (-2dB)
Price: $405.89
GZLOZONELatest upgrade Yaqin 6P1P*4 6J1×4 Tube Amplifier Triode Ultra Amp 6W~12W/push-pull power amplifier/Frequency 5Hz-65KHz (-2dB)Sound Amplifiers
Helen Electronic Audio Store
GZLOZONE DIY PCB Board for 12W Super Linear Push-pull 6SL7 + 6V6 Bile Amplifier Board
Price: $9.44
Old Price: $10.86
GZLOZONEGZLOZONE DIY PCB Board for 12W Super Linear Push-pull 6SL7 + 6V6 Bile Amplifier BoardSound Amplifiers China
Helen Electronic Audio Store
TeraDak Raspberry Pi 4B / 4th generation Raspberry pi4B low-end version linear power supply DC 5V @ 3A
Price: $59.16
Old Price: $68
GZLOZONETeraDak Raspberry Pi 4B / 4th generation Raspberry pi4B low-end version linear power supply DC 5V @ 3ASound Amplifiers
Helen Electronic Audio Store
HIGH-END PRT09A Tube Buffer preamplifier finished board Base on UK Musical Fidelity X10-D amplifier
Price: $42.63
Old Price: $49
GZLOZONEHIGH-END PRT09A Tube Buffer preamplifier finished board Base on UK Musical Fidelity X10-D amplifierSound Amplifiers
Helen Electronic Audio Store
Finished TDA7294 Audio Amplifier Board 100W*2 Two Channel Speaker Protection Power Amplifier Board Sound System Speaker 20V-26V
Price: $24.76
GZLOZONEFinished TDA7294 Audio Amplifier Board 100W*2 Two Channel Speaker Protection Power Amplifier Board Sound System Speaker 20V-26VSound Amplifiers China
Helen Electronic Audio Store
Latest upgrade L1541DAC gold TDA1541 fever decoder coaxial optical USB(without TDA1541 chip）/ finished machine
Price: $184.44
Old Price: $212
GZLOZONELatest upgrade L1541DAC gold TDA1541 fever decoder coaxial optical USB(without TDA1541 chip）/ finished machineSound Amplifiers
Helen Electronic Audio Store
NEW WEILIANG AUDIO DC-200 ES9028PRO ES9038PRO DAC decoder Amanero USB interface CSR8675 Bluetooth 5.0 remote control
Price: $231.42
Old Price: $266
GZLOZONENEW WEILIANG AUDIO DC-200 ES9028PRO ES9038PRO DAC decoder Amanero USB interface CSR8675 Bluetooth 5.0 remote controlSound Amplifiers China
Helen Electronic Audio Store
2021 A-200T Vacuum Tube Integrated Power Amplifier TUNG-SOL KT150*4 Push-pull High Power Vacuum Amplifier TR: 55W*2 UL: 100W*2
Price: $3901.95
Old Price: $4485
GZLOZONE2021 A-200T Vacuum Tube Integrated Power Amplifier TUNG-SOL KT150*4 Push-pull High Power Vacuum Amplifier TR: 55W*2 UL: 100W*2Sound Amplifiers China
Helen Electronic Audio Store
2021 latest upgraded version of Spark A-88T MK2 (KT88) combined vacuum tube audio power amplifier
Price: $1781.29
GZLOZONE2021 latest upgraded version of Spark A-88T MK2 (KT88) combined vacuum tube audio power amplifierSound Amplifiers China
Helen Electronic Audio Store
1 Piece NEW 60mm with A Fine Engraved Full Aluminum Amplifier Chassis Potentiometer Volume Knob Gold AMPLIFIERS
Price: $8.78
GZLOZONE1 Piece NEW 60mm with A Fine Engraved Full Aluminum Amplifier Chassis Potentiometer Volume Knob Gold AMPLIFIERSSound Amplifiers
Helen Electronic Audio Store
NEW WEILIANG AUDIO FU32 tube power amplifier
Price: $209.67
Old Price: $241
GZLOZONENEW WEILIANG AUDIO FU32 tube power amplifierSound Amplifiers China
Helen Electronic Audio Store
NEW DC24-48V 08 * 94MM Class D Luxury Amplifier Board TPA3255 Four-channel High-power Digital Class D Amplifier Board
Price: $47.85
Old Price: $55
GZLOZONENEW DC24-48V 08 * 94MM Class D Luxury Amplifier Board TPA3255 Four-channel High-power Digital Class D Amplifier BoardSound Amplifiers China
Helen Electronic Audio Store
Japan original ALPS 27 type Round shaft 10KA 20KA 50KA 100KA 250KA HiFi Volume potentiometer
Price: $12.01
Old Price: $13.8
GZLOZONEJapan original ALPS 27 type Round shaft 10KA 20KA 50KA 100KA 250KA HiFi Volume potentiometerSound Amplifiers China
Helen Electronic Audio Store
ZEROZONE Reference Marantz 7 Circuit PRT07B Tube Preamplifier / Vacuum Tube Phono Amplifier Tube Preamp KIT/Finished Board
Price: $29.58
Old Price: $34
GZLOZONEZEROZONE Reference Marantz 7 Circuit PRT07B Tube Preamplifier / Vacuum Tube Phono Amplifier Tube Preamp KIT/Finished BoardSound Amplifiers
Helen Electronic Audio Store
STUDER900 linear regulated power supply
Price: $27.84
Old Price: $32
GZLOZONESTUDER900 linear regulated power supplySound Amplifiers
Helen Electronic Audio Store
NEW 2PCS HiFi MX50 SE 2.0 Dual Channel 2x 100W Stereo Power Amplifier DIY KIT And Finished Board
Price: $17.66
Old Price: $20.3
GZLOZONENEW 2PCS HiFi MX50 SE 2.0 Dual Channel 2x 100W Stereo Power Amplifier DIY KIT And Finished BoardSound Amplifiers China
Helen Electronic Audio Store
ZEROZONE TU1-EMP V2 6922+12AT7 Tube headphone power amplifier DIY bare PCB
Price: $9.94
Old Price: $11.44
GZLOZONEZEROZONE TU1-EMP V2 6922+12AT7 Tube headphone power amplifier DIY bare PCBHeadphone Amplifiers
Helen Electronic Audio Store
NEW HIFI Tone Preamplifier Board Fully Discrete LM317/337 Treble Low Frequency Adjust For UK NAD3020 Amp Pre-AMPS
Price: $15.66
Old Price: $18
GZLOZONENEW HIFI Tone Preamplifier Board Fully Discrete LM317/337 Treble Low Frequency Adjust For UK NAD3020 Amp Pre-AMPSSound Amplifiers
Helen Electronic Audio Store
Latest Arrival 1PCS Refer To Mclntosh 38mm All-aluminum Solid Volume knob Audio Power leveler knob 38*20*6MM
Price: $6.96
Old Price: $8
GZLOZONELatest Arrival 1PCS Refer To Mclntosh 38mm All-aluminum Solid Volume knob Audio Power leveler knob 38*20*6MMSound Amplifiers China
Helen Electronic Audio Store
Latest arrival Ocean Digital WR-800D WiFi/DAB+/FM/UPnP/DLNA Radio Internet Ethernet Speakers Aux in Line out with Bluetooth
Price: $204.47
GZLOZONELatest arrival Ocean Digital WR-800D WiFi/DAB+/FM/UPnP/DLNA Radio Internet Ethernet Speakers Aux in Line out with BluetoothSound Amplifiers China
Helen Electronic Audio Store
NEW TPA3255 Rear Stage BTL High-power Digital Amplifier 150W+150W Big Dynamic Sweet Sound Support Single-ended or balanced input
Price: $256.64
Old Price: $295
GZLOZONENEW TPA3255 Rear Stage BTL High-power Digital Amplifier 150W+150W Big Dynamic Sweet Sound Support Single-ended or balanced inputSound Amplifiers
Helen Electronic Audio Store
GZLOZONE HV4-MINI Class A Headphone Amplifier PCB - Based on Lehmann Circuit
Price: $9
Old Price: $10.35
GZLOZONEGZLOZONE HV4-MINI Class A Headphone Amplifier PCB - Based on Lehmann CircuitSound Amplifiers
Helen Electronic Audio Store
2020 NEW Burson V5i-S Single Op Amp V5i-D Dual Op Amp Advanced Discrete Audio Op
Price: $66.03
Old Price: $75.9
GZLOZONE2020 NEW Burson V5i-S Single Op Amp V5i-D Dual Op Amp Advanced Discrete Audio OpSound Amplifiers
Helen Electronic Audio Store
ZEROZONE Free ship Assembled standard version LEM-Copy Class A amplifier clone Lehmann amp finished board
Price: $37.4
Old Price: $43
GZLOZONEZEROZONE Free ship Assembled standard version LEM-Copy Class A amplifier clone Lehmann amp finished boardHeadphone Amplifiers
Helen Electronic Audio Store
ZEROZONE 2 PCS PASS ACA MINI Stereo 5W Single-Ended Class A FET+MOS Power Amplifier Baord
Price: $26.27
GZLOZONEZEROZONE 2 PCS PASS ACA MINI Stereo 5W Single-Ended Class A FET+MOS Power Amplifier BaordSound Amplifiers
Helen Electronic Audio Store
All aluminum case American standard power socket Audio HiFi power strip US power plug mi power strip
Price: $65.55
GZLOZONEAll aluminum case American standard power socket Audio HiFi power strip US power plug mi power strip
Helen Electronic Audio Store
NEW 6DJ8/6N11/E88CC/6922 Tube Buffer Pre-amplifier Preamp board DC 0-265V 0-6.3V
Price: $11.6
GZLOZONENEW 6DJ8/6N11/E88CC/6922 Tube Buffer Pre-amplifier Preamp board DC 0-265V 0-6.3VSound Amplifiers
Helen Electronic Audio Store
32A/50V 63V 100V 10000UF capacitance Schottky rectifier bridge Class A amplifier Rectifier filter power board
Price: $7.66
Old Price: $8.81
GZLOZONE32A/50V 63V 100V 10000UF capacitance Schottky rectifier bridge Class A amplifier Rectifier filter power boardSound Amplifiers
Helen Electronic Audio Store
NEW TeraDak Raspberry A/A+/B/B+/3 Generation Raspberry Pi3 Linear Power Supply 5V 2.5A
Price: $46.02
Old Price: $52.9
GZLOZONENEW TeraDak Raspberry A/A+/B/B+/3 Generation Raspberry Pi3 Linear Power Supply 5V 2.5ASound Amplifiers
Helen Electronic Audio Store
GZLOZONE PASS A3 Single-Ended Class A Power Amplifier Kit Finished Board 30W+30W Supports balanced and unbalanced inputs
Price: $33.06
Old Price: $38
GZLOZONEGZLOZONE PASS A3 Single-Ended Class A Power Amplifier Kit Finished Board 30W+30W Supports balanced and unbalanced inputsSound Amplifiers
Helen Electronic Audio Store
Latest arrival HIFI High Power IRS2092+IRFB4227 Class D Mono Digital amplifier board 1000W Stage amplifiers board
Price: $63.51
Old Price: $73
GZLOZONELatest arrival HIFI High Power IRS2092+IRFB4227 Class D Mono Digital amplifier board 1000W Stage amplifiers boardSound Amplifiers China
Helen Electronic Audio Store
NEW BLACKNOTE DJ controller to play disc players Mixing MIDI controller computer sound mixer mixing console audio mixer
Price: $204.45
Old Price: $235
GZLOZONENEW BLACKNOTE DJ controller to play disc players Mixing MIDI controller computer sound mixer mixing console audio mixerSound Amplifiers
Helen Electronic Audio Store
Upgraded version HIFI Forum 10th Anniversary TDA1541 DAC Audio Decoding Board Semi-finished Board
Price: $126.15
Old Price: $145
GZLOZONEUpgraded version HIFI Forum 10th Anniversary TDA1541 DAC Audio Decoding Board Semi-finished BoardSound Amplifiers
Helen Electronic Audio Store
LA3450 FM Stereo Decoding Circuit Board
Price: $9.92
Old Price: $11.4
GZLOZONELA3450 FM Stereo Decoding Circuit BoardSound Amplifiers
Helen Electronic Audio Store
ZEROZONE Assembeld Ground Grid GG Preamplifier + PSU Board + Transformer + Tubes
Price: $80.23
GZLOZONEZEROZONE Assembeld Ground Grid GG Preamplifier + PSU Board + Transformer + TubesSound Amplifiers
Helen Electronic Audio Store
NEW E600 Full Balanced Input Balanced Output Headphone amplifier TPA6120 Ultra low noise JRC5532 Op Amplifier board
Price: $75.17
Old Price: $86.4
GZLOZONENEW E600 Full Balanced Input Balanced Output Headphone amplifier TPA6120 Ultra low noise JRC5532 Op Amplifier boardSound Amplifiers
Helen Electronic Audio Store
Fully discrete design NAC152 preamp with remote control / 2 way switching or 4 way to choose from
Price: $217.5
Old Price: $250
GZLOZONEFully discrete design NAC152 preamp with remote control / 2 way switching or 4 way to choose fromSound Amplifiers
Helen Electronic Audio Store
Latest upgrade 2021 New Breeze SU9 Dual Core ES9038 DSD512 Bluetooth 5.0 Decoder DAC Headphone Amplifier LDAC QCC5125
Price: $94.79
GZLOZONELatest upgrade 2021 New Breeze SU9 Dual Core ES9038 DSD512 Bluetooth 5.0 Decoder DAC Headphone Amplifier LDAC QCC5125Sound Amplifiers China
Helen Electronic Audio Store
Latest arrival YAQIN SD-CD3 6N8P Vacuum Tube Signal Sound Effect upgrade Hi-End Buffer Processor for CD player
Price: $285.01
GZLOZONELatest arrival YAQIN SD-CD3 6N8P Vacuum Tube Signal Sound Effect upgrade Hi-End Buffer Processor for CD playerSound Amplifiers
Helen Electronic Audio Store
NEW Golden AC 101 2000W 10A Advanced Audio Power Purifier Filter AC Power Socket omnipotent AU, EU socket
Price: $28.01
Old Price: $32.2
GZLOZONENEW Golden AC 101 2000W 10A Advanced Audio Power Purifier Filter AC Power Socket omnipotent AU, EU socketElectrical Extension Cords
Helen Electronic Audio Store
2021 NEW DC300 dual core ES9038PRO decoder board DAC board
Price: $309.72
Old Price: $356
GZLOZONE2021 NEW DC300 dual core ES9038PRO decoder board DAC boardSound Amplifiers
Helen Electronic Audio Store
Latest upgrade 1 pair Reference GOLDMUND Telos 300 Circuit Separate mono amplifier 400WX2 2CH Separate Dual Mono Pure Post AMP
Price: $692.85
GZLOZONELatest upgrade 1 pair Reference GOLDMUND Telos 300 Circuit Separate mono amplifier 400WX2 2CH Separate Dual Mono Pure Post AMPSound Amplifiers
Helen Electronic Audio Store
NWE 6SN7 300B K1 high-end electronic tube gall machine power amplifier Kit with vu meter shown /Deluxe version
Price: $267.95
Old Price: $308
GZLOZONENWE 6SN7 300B K1 high-end electronic tube gall machine power amplifier Kit with vu meter shown /Deluxe versionSound Amplifiers
Helen Electronic Audio Store
NEW 2PCS Audio L12-2 Power Amplifier Kit 2 Channel Ultra-low Distortion Classic AMP DIY Kit Finished Board
Price: $28.27
Old Price: $32.5
GZLOZONENEW 2PCS Audio L12-2 Power Amplifier Kit 2 Channel Ultra-low Distortion Classic AMP DIY Kit Finished BoardSound Amplifiers
Helen Electronic Audio Store
Latest arrival JOSAUDIO hifi forum 10th anniversary TDA1541 DAC audio decoder board finished board
Price: $247.95
Old Price: $285
GZLOZONELatest arrival JOSAUDIO hifi forum 10th anniversary TDA1541 DAC audio decoder board finished boardSound Amplifiers China
Helen Electronic Audio Store
ZEROZONE HIFI Combo384 USB to I2S Digital Interface Refer to Amanero usb iis Support DSD512,32Bit / 384K
Price: $25.13
Old Price: $28.88
GZLOZONEZEROZONE HIFI Combo384 USB to I2S Digital Interface Refer to Amanero usb iis Support DSD512,32Bit / 384KSound Amplifiers China
Helen Electronic Audio Store
GZLOZONE NEW HIFI 130 W Ultra low noise DC 2-way linear power supply LPS (65 W + 65 W) DC5V-24V
Price: $234.03
Old Price: $269
GZLOZONEGZLOZONE NEW HIFI 130 W Ultra low noise DC 2-way linear power supply LPS (65 W + 65 W) DC5V-24VSound Amplifiers China
Helen Electronic Audio Store
XiangSheng H-06A LM4766T 6J1 Tube Hybrid Amplifier HIFI Headphone Amp XSH06A
Price: $105.05
Old Price: $120.75
GZLOZONEXiangSheng H-06A LM4766T 6J1 Tube Hybrid Amplifier HIFI Headphone Amp XSH06ASound Amplifiers China
Helen Electronic Audio Store
Latest upgrade High-end R2R DSD DAC Fully discrete 64-bit decoder board Directly decode DSD DSD IIS
Price: $204.45
Old Price: $235
GZLOZONELatest upgrade High-end R2R DSD DAC Fully discrete 64-bit decoder board Directly decode DSD DSD IIS
Helen Electronic Audio Store