- Ear834 MM RIAA Tube Phono Amplifier Stereo amp LP Turntable Pre-Amp DIY KITSOpens in a new window or tab全新HK$ 445.22原價: HK$ 468.665% 折扣+HK$ 78.04 運費所在地: 中國免費退貨高度評價賣家高度評價賣家chunyu1991_1 (1,099) 91.7%
- 6J1 Tube Preamp Amplifier Board Pre-amp Headphone Buffer DIY Assortment KitsOpens in a new window or tab全新HK$ 66.64原價: HK$ 73.209% 折扣+HK$ 14.69 運費所在地: 中國免費退貨高度評價賣家高度評價賣家satisfyelectronics (217,545) 99.5%
- NE5532 HIFI OP-AMP Amplifier Preamplifier Volume Tone EQ Control Board DIY KitsOpens in a new window or tab全新HK$ 37.50 至 HK$ 44.14原價: HK$ 49.0610% 折扣+HK$ 7.73 運費所在地: 中國免費退貨高度評價賣家高度評價賣家survy2014 (289,830) 99.6%
- Ear834 MM RIAA Tube Phono Amplifier Stereo amp LP Turntable Pre-Amp DIY KITSOpens in a new window or tab全新HK$ 415.53原價: HK$ 437.415% 折扣+HK$ 101.56 運費所在地: 中國免費退貨6 人追蹤高度評價賣家高度評價賣家cheng_8781 (461) 98.7%
- NE5532 HIFI OP-AMP Amplifier Volume Tone EQ Control Board Preamplifier DIY KitsOpens in a new window or tab全新HK$ 41.01原價: HK$ 45.089% 折扣+HK$ 14.69 運費所在地: 中國免費退貨高度評價賣家高度評價賣家satisfyelectronics (217,545) 99.5%
- NE5532 HIFI OP-AMP Amplifier Preamplifier Volume Tone EQ Control Board DIY KitsOpens in a new window or tab全新HK$ 40.86 至 HK$ 44.61原價: HK$ 49.069% 折扣+HK$ 14.69 運費所在地: 中國免費退貨高度評價賣家高度評價賣家satisfyelectronics (217,545) 99.5%
- Pre-Amp PCB Driver Board VU Header Meter DB Level Meter TA7318POpens in a new window or tab全新HK$ 105.39原價: HK$ 114.538% 折扣+HK$ 39.53 運費所在地: 中國14 人追蹤高度評價賣家高度評價賣家laserworld2014 (3,018) 100%
- International Microwave Mixer / Pre-Amp. P/N 7901079-4.Opens in a new window or tab二手HK$ 429.67+HK$ 470.69 運費所在地: 美國davidandjacobstore (1,831) 100%
- 2X Pre-Amp PCB Driver Board VU Header Meter DB Level Meter TA7318POpens in a new window or tab全新HK$ 190.46原價: HK$ 207.028% 折扣+HK$ 31.25 運費所在地: 中國高度評價賣家高度評價賣家laserworld2014 (3,018) 100%
- OP-AMP NE5532 HIFI Audio Preamplifier Dual Preamp Board For Bluetooth Pre-ampOpens in a new window or tab全新HK$ 16.74+HK$ 8.37 運費所在地: 中國免費退貨高度評價賣家高度評價賣家lmu-audino (2,942) 99.7%
- Pre-Amp PCB Driver Board VU Header Meter db Level VU Meter Driver Board TA7318POpens in a new window or tab全新HK$ 119.76原價: HK$ 126.095% 折扣免費跨國運送所在地: 中國高度評價賣家高度評價賣家eama0910 (10,058) 99.3%
- 2pcs TA7318P Pre-Amp PCB Driver Board VU Header Meter db Level VU Meter DriverOpens in a new window or tab全新HK$ 198.20原價: HK$ 210.856% 折扣免費跨國運送所在地: 中國高度評價賣家高度評價賣家nanma0910 (4,881) 99.2%
- NE5532 OP-AMP HIFI Audio Preamplifier Dual Preamp Board for Bluetooth Pre-amp FOpens in a new window or tab全新HK$ 16.83+HK$ 8.37 運費所在地: 中國免費退貨高度評價賣家高度評價賣家kaiserburg-d (3,021) 99.7%
- NE5532 OP-AMP HIFI Preamplifier Signal Amplification Board For Bluetooth Pre-ampOpens in a new window or tab全新HK$ 18.98原價: HK$ 20.869% 折扣+HK$ 14.69 運費所在地: 中國免費退貨高度評價賣家高度評價賣家satisfyelectronics (217,545) 99.5%
- 6J1 Valve Pre-amp Tube PreAmplifier Board Bass on Musical Fidelity X10-D circuitOpens in a new window or tab全新HK$ 72.19原價: HK$ 80.2310% 折扣+HK$ 7.73 運費所在地: 中國免費退貨高度評價賣家高度評價賣家survy2014 (289,830) 99.6%
- MM/MC RIAA Phono Stage Turntable Preamplifier Vinyl Pre-Amp With Headphone AmpOpens in a new window or tab全新HK$ 371.00原價: HK$ 390.535% 折扣+HK$ 46.80 運費所在地: 中國免費退貨5 人追蹤高度評價賣家高度評價賣家chunyu1991_1 (1,099) 91.7%
- MINI USB DAC unterstützt Handy OTG USB Soundkarte mit MIC Amp DIYOpens in a new window or tab全新HK$ 62.66 至 HK$ 172.35+HK$ 46.85 運費所在地: 中國qbh_de (253) 97.9%
- CANBERRA - # 2007 - TUBE, PHOTOMULTIPLIER PRE-AMP - TUBE BASE PRE/AMP (NEW NOS)Opens in a new window or tab全新:其他HK$ 4,679.54未指定運費所在地: 美國高度評價賣家高度評價賣家mdindustrialsalvage (5,738) 99.8%
- 2pc TA7318P Pre-Amp PCB Driver Board Meter DB Level VU Header Meter Driver BoardOpens in a new window or tab全新HK$ 207.73原價: HK$ 218.675% 折扣免費跨國運送所在地: 中國高度評價賣家高度評價賣家eama0910 (10,058) 99.3%
- PJ MIAOLAI P3 Mini Tube HiFi Headphone Amplifier Pre-Audio Desktop Amp 10H-50KHZOpens in a new window or tab全新HK$ 300.46原價: HK$ 316.245% 折扣+HK$ 39.06 運費所在地: 中國免費退貨diyradios (154) 99.4%
- 2 Channel 2.0 15W Audio TDA2030A Hi-Fi Module Stereo Amplifier AMP Board DIY KitOpens in a new window or tab全新HK$ 43.21+HK$ 8.37 運費所在地: 中國免費退貨高度評價賣家高度評價賣家lmu-audino (2,942) 99.7%
- NE5532 OP-AMP HIFI Preamplifier Signal Amplification Board For Bluetooth Pre-ampOpens in a new window or tab全新HK$ 18.83原價: HK$ 20.9410% 折扣+HK$ 7.73 運費所在地: 中國免費退貨高度評價賣家高度評價賣家survy2014 (289,830) 99.6%
- RKY-C2200 Tube Preamplifier Assembled Hifi Tube Preamp Class A PreamplifierOpens in a new window or tab全新HK$ 1,621.16 至 HK$ 1,667.76+HK$ 59.20 運費所在地: 中國免費退貨高度評價賣家高度評價賣家xtesco (3,810) 98.5%
- Agilent E4407B 100Hz to 26.5GHz Spectrum Analyzer w/ Pre Amp , Ext Mixing, BlueTOpens in a new window or tab12 OPtions ! AYZ 1DS 1DR 1D6 1D5 228 106 B7D B7E翻新HK$ 29,678.76+HK$ 2,617.11 運費所在地: 以色列patentix_ltd (6,712) 100%
- Princeton Applied Research 113 Low Noise PreamplifierOpens in a new window or tab二手HK$ 1,681.51+HK$ 677.71 運費所在地: 美國最後 1 件9 人追蹤高度評價賣家高度評價賣家ntc_tech (33,032) 99.8%
- NEW DC 12V-24V Low-pass Filter NE5532 Subwoofer 2.1CH/Pre-Amplifier Preamp BoardOpens in a new window or tab全新HK$ 38.83原價: HK$ 43.1210% 折扣+HK$ 7.73 運費所在地: 中國免費退貨高度評價賣家高度評價賣家survy2014 (289,830) 99.6%
- MM / MC RIAA Phono Stage Turntable Pre-amplifier Vinyl Pre-Amp W/ Headphone AmpOpens in a new window or tab全新HK$ 393.27原價: HK$ 413.975% 折扣+HK$ 233.59 運費所在地: 中國免費退貨高度評價賣家高度評價賣家cheng_8781 (461) 98.7%
- VU-Meter DB Level Header Verstärkerchassis Audio Preamp T-90Opens in a new window or tab全新HK$ 161.61免費跨國運送所在地: 中國高度評價賣家高度評價賣家kinglight2021 (1,161) 99.3%
- Agilent E4440-60174 A22 Pre Amp AssemblyOpens in a new window or tab二手HK$ 7,812.26+HK$ 1,643.39 運費所在地: 美國testequipmentparts (1,508) 99.5%
- DC 12V-24V Low-pass Filter NE5532 Subwoofer 2.1CH/Pre-Amplifier Preamp Board newOpens in a new window or tab全新HK$ 39.14原價: HK$ 42.979% 折扣+HK$ 14.69 運費所在地: 中國免費退貨高度評價賣家高度評價賣家satisfyelectronics (217,545) 99.5%
- 1 new FUJITSU FRM5N142DS/5053H Pre-Amp Optical ReceiverOpens in a new window or tab全新:其他HK$ 957.39+HK$ 526.94 運費所在地: 美國metalman317 (1,877) 96.7%
- HP 17400A HEWLETT PACKARD High Gain DC Pre-Amplifer Modular Hi Gain Pre-Amp USAOpens in a new window or tab二手HK$ 3,124.82+HK$ 507.41 運費所在地: 美國austieiscute (4,802) 100%
- DIY Meter Diode Triode Capacitance ESR Liquid Crystal NumberOpens in a new window or tab全新HK$ 98.25免費跨國運送所在地: 中國高度評價賣家高度評價賣家tukiqu (1,414) 97.8%
- Hitachi V1100 V1100A Oscilloscope PEF-680 Pre Amp Circuit Board CompleteOpens in a new window or tab只含零件HK$ 196.60+HK$ 217.35 估計運費所在地: 英國提供海關服務及全球追蹤資料julsco0 (1,391) 99.8%
- PJ MIAOLAI P3 Mini Tube HiFi Headphone Amplifier Pre-Audio Desktop Amp 10H-50KHZOpens in a new window or tab全新HK$ 300.46原價: HK$ 316.245% 折扣+HK$ 39.06 運費所在地: 中國免費退貨高度評價賣家高度評價賣家diyradio (1,259) 98.9%
- Brand new Bruel & Kjaer 4189 free field microphone with 2671 pre-ampOpens in a new window or tab全新HK$ 7,023.22+HK$ 664.04 運費所在地: 美國chou4321 (1,197) 100%
- Microphone Preamplifier Microphone Preamp Audio Mixer for Dynamic Mic &CondenserOpens in a new window or tab全新HK$ 131.16+HK$ 59.20 運費所在地: 中國免費退貨高度評價賣家高度評價賣家xtesco (3,810) 98.5%
- Agilent E4440-60444 A22 Pre Amp AssemblyOpens in a new window or tab二手HK$ 15,624.51+HK$ 1,889.94 運費所在地: 美國testequipmentparts (1,508) 99.5%
- MINI USB DAC Supports Mobile Phone OTG USB Sound Card With MIC Amp DIYOpens in a new window or tab全新HK$ 60.31 至 HK$ 165.93原價: HK$ 124.618% 折扣+HK$ 52.73 運費所在地: 中國高度評價賣家高度評價賣家goldy0903 (9,794) 100%
- QUANTAR TECHNOLOGY 24012 DETECTOR PRE-AMP OPT. EPOpens in a new window or tab二手HK$ 5,312.33+HK$ 312.49 運費所在地: 台灣totho2012 (23) 100%
- new Bird UHF Bandpass Cavity Filter Set W/ Pre Amp& Calibrator SETOpens in a new window or tab全新HK$ 11,718.31未指定運費所在地: 美國13 人追蹤高度評價賣家高度評價賣家buyhitek (37,543) 98%
- 6 pcs Puncture-proof Probes Piercing Test Clips Multimeter Piercing ProbesOpens in a new window or tab全新HK$ 258.46免費跨國運送所在地: 中國whoency (1,042) 98.1%
- Hifi Tube Preamplifier Tube Preamp Headphone Amplifier w/Black Panel Fits RemoteOpens in a new window or tab全新HK$ 4,566.65+HK$ 59.20 運費所在地: 中國免費退貨高度評價賣家高度評價賣家xtesco (3,810) 98.5%
- Hifi Tube Preamplifier Tube Preamp Headphone Amplifier Silver Panel Fits RemoteOpens in a new window or tab全新HK$ 4,566.65+HK$ 59.20 運費所在地: 中國免費退貨高度評價賣家高度評價賣家xtesco (3,810) 98.5%
- 50PCs Gold Plated Brass tag Board Turrets Posts Lugs FOR Tube Guitar Amp DIYOpens in a new window or tab全新HK$ 234.29免費跨國運送所在地: 中國5 人追蹤高度評價賣家高度評價賣家bsitgoods (3,700) 100%
- AS60 Digital Music Spectrum Audio Sound Level Display Meter Analyzer Amp DIY/Opens in a new window or tab全新HK$ 274.21 至 HK$ 580.37免費跨國運送所在地: 中國免費退貨zwc-industries (6) 100%
- Agilent 05340-60517 A1 Pre Amp AssemblyOpens in a new window or tab二手HK$ 4,687.35+HK$ 526.94 運費所在地: 美國svmtechnology (2,219) 99.2%
- MARK JC-2 Class A Preamplifier Board Hifi Preamp Board Finish Enabling SoundOpens in a new window or tab全新HK$ 1,386.15+HK$ 59.20 運費所在地: 中國免費退貨高度評價賣家高度評價賣家xtesco (3,810) 98.5%
- ECI TELECOM Optical Module EN-03N14226 FOR PRE-AMP SING,CH 1549.32NMOpens in a new window or tab二手HK$ 1,372.35免費跨國運送所在地: 以色列免費退貨高度評價賣家高度評價賣家surplustechmart (15,065) 100%
- AS60 Digital Music Spectrum Audio Sound Level Display Meter Analyzer Amp DIY/Opens in a new window or tab全新HK$ 319.29 至 HK$ 670.60免費跨國運送所在地: 中國免費退貨高度評價賣家高度評價賣家lix-computer-mall* (1,772) 98.7%
- Lot of 1 M/A Com AM-1383 Pre-Amp 903 Mhz NIBOpens in a new window or tab全新HK$ 156.25+HK$ 234.37 運費所在地: 美國kb4dmf (13,946) 100%
- Agilent 05340-60017 PRE AMP ASSY ModuleOpens in a new window or tab二手HK$ 1,406.21+HK$ 526.94 運費所在地: 美國svmtechnology (2,219) 99.2%
- NF BX-31A RF Pre AMP DC to 150MHz, 2.5nS Rise time, Switchable 50 ohm/1M ohm inpOpens in a new window or tab二手HK$ 5,859.19+HK$ 1,562.45 運費所在地: 南韓8563ec (231) 100%
- HP 5340A Frequency Counter A2 05340-60027 Pre Amp Assembly #2Opens in a new window or tab二手HK$ 695.29+HK$ 273.43 運費所在地: 以色列高度評價賣家高度評價賣家tamoldelectronic (1,932) 100%
- MINI USB DAC Supports Mobile Phone OTG USB Sound Card With MIC Amp DIYOpens in a new window or tab全新HK$ 60.31 至 HK$ 165.93原價: HK$ 124.618% 折扣+HK$ 52.73 運費所在地: 中國高度評價賣家高度評價賣家laserworld2014 (3,018) 100%
- ECI TELECOM Optical Module EN-03N14226 FOR PRE-AMP SING,CH 1549.32NMOpens in a new window or tab二手HK$ 1,399.18定價: HK$ 1,554.6410% 折扣免費跨國運送所在地: 以色列高度評價賣家高度評價賣家surplustechmart (15,065) 100%
- 100 pcs Tin Plated Turrets Posts Lugs FOR 2mm Tube Guitar Amp DIY Tag BoardOpens in a new window or tab全新HK$ 101.48+HK$ 46.80 運費所在地: 中國高度評價賣家高度評價賣家bsitgoods (3,700) 100%
- PJ MIAOLAI P3 Mini Tube HiFi Headphone Amplifier Pre-Audio Desktop Amp 10H~50KHZOpens in a new window or tab全新HK$ 300.46原價: HK$ 316.245% 折扣+HK$ 39.06 運費所在地: 中國免費退貨高度評價賣家高度評價賣家ifarming (286) 98.2%
- Alctron MA-2 Mic Preamplifier Mic Preamp for Dynamic & Passive Ribbon MicrophoneOpens in a new window or tab全新HK$ 446.52+HK$ 59.20 運費所在地: 中國免費退貨高度評價賣家高度評價賣家xtesco (3,810) 98.5%
- New in Box Rosemount Analytical 3900VP-01-12 ORP Sensor with Pre-Amp 3900VP ORPOpens in a new window or tab全新HK$ 3,117.09+HK$ 1,010.12 運費所在地: 美國framframllc (2,322) 100%
- HP 8349B RF Pre AMPOpens in a new window or tab二手HK$ 10,859.04+HK$ 2,343.68 運費所在地: 南韓8563ec (231) 100%
- Princeton Applied Research 113 Low Noise PreamplifierOpens in a new window or tab二手HK$ 1,693.02+HK$ 679.30 運費所在地: 美國高度評價賣家高度評價賣家ntc_tech (33,032) 99.8%
- VFD Music Spectrum Display + Acrylic Shell 17-Level For 12-18V Power Amp DIY KitOpens in a new window or tab全新HK$ 248.90免費跨國運送所在地: 中國高度評價賣家高度評價賣家outstandingdeal_us (410) 96.4%
- 600W 1.8-54MHz HF Power Amplifier RF SSB HF Amp Board for Shortwave Radio DIYOpens in a new window or tab全新HK$ 777.52+HK$ 42.28 運費所在地: 中國高度評價賣家高度評價賣家outstandingdeal-de (326) 99.1%
- 1pcs HA11719 VTR Preamp Video 12V Vin-0.3 7V HITACHI DIP20Opens in a new window or tab全新HK$ 76.11+HK$ 39.75 運費所在地: 法國免費退貨bidwatt_164 (5,623) 99.4%
- RAYTHEON KU BAND PRE -AMP G497347Opens in a new window or tab二手HK$ 687.48+HK$ 117.18 運費所在地: 以色列tsvi.parts (5,084) 100%