Top Passive Preamplifier

Reading Reflex: The Foolproof Phono-Graphix Method for Teaching Your Child to Read

  • 【Converts MM Turntable Signals】: BOX X1 compact ultra-low noise phono preamp converts phono signals to line-level signals. Designed with a grounding post to protect your turntable..
  • 【MM Phono Preamplifier with DC12V Power Adapter】: Output Voltage Level: 2V max (P-P) at 10K Ohms, SNR: 70dB, THD: ≤0.08% @ 1kHz and 3mV, Frequency Response: Standard RIAA. Equipped with DC12V high-quality power supply..
  • 【RCA Output & 3.5MM Headphone Output】: BOX X1 supports MM turntable input, 3.5MM headphone output, and RCA line output for powered speakers. You can connect a power amplifier through the 3.5MM AUX or RCA output, then connect the passive speakers and enjoy high-quality music with headphones through the 3.5 mm headphone output. Note: RCA line output and AUX headphone output can be output simultaneously..
  • 【Amplify Vinyl Records to Interface with Your Home Stereo System】:The built-in low noise phono preamp circuitry is highly accurate and precisely conforms to the RIAA standard. Housed in a steel black anodized case, the BOX X1 gives you flawless audio reproduction in a rugged and reliable package..
  • 【What You Get】: BOX X1 phono preamp x1, 12V power adapter x1, User manual x1, our worry-free 18-month warranty, and friendly customer service..
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[2021 Upgrade] AIYIMA Tube T7 Audio 6N3 Tube Preamp Bluetooth 5.0 Warm Vacuum Buffer Preamplifier with Treble Bass Tone for Home Theater System

  • RCA/Bluetooth Audio input Manual switch mode, With DC12V/1.5 A power supply(Do not use a power supply exceeding 12V).
  • RCA input to the computer, CD, phone, iPod and other player and RCA output to the digital amplifiers, active multimedia audio devices for lossless audio(The RCA cables not included).
  • With treble and bass adjustment,Using tube 6N3 design for easy replacement(6N3,6H3,396A,2C51,12B4A,GE5670,6H3n-E),soft voice.Adopt the Dual run amplifier chip NE5532P power conversion module.
  • All aluminum alloy shell,heavy gold PCB,Build quality is surprisingly solid,Nice touch!With optimal integrated circuit to get powerful, dynamic and sweet sound.
  • This product is a preamplifier,not a power amplifier or phono preamp, can't be used for turntables or passive speakers.It needs to be connected to an Powered speaker and a rear amplifier(Can offer technical support and warranty service!Pls Ask Me:www.amazon.com/hz/help/contact/A3BG62S1F23IH5# .thanks!).
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ANTENNAS DIRECT 8 Element Bowtie Indoor/Outdoor HDTV Antenna - 70 Mile Range - DB8e & Winegard LNA-200 Boost XT HDTV Preamplifier, TV Antenna Amplifier Signal Booster, HD Digital VHF UHF Amplifier

  • The Most Powerful 8-Element Bowtie Antenna Available - 70 Mile Range [NOTE: location, obstructions, and building materials affect reception]. UHF, 470 MHz to 698 MHz, US Channels 14 - 69..
  • Receive free TV from networks like ABC, CBS, NBC, Fox, CW, PBS, Univision, MeTV and more in FullHD 1080 where available.
  • Multi-purpose arrangement provides flexibility and easy installation in areas with stations in different directions. Beam angle is 24.5 degree at 470 MHz to 16.3 degree at 698 MHz, range is 70 miles.
  • The Winegard Boost XT TV signal booster enhances any non-amplified antenna, delivering a clearer signal, more range, and more available channels.
  • works with any passive/non-amplified antenna.
  • antenna required for use with preamplifier.
  • TwinAmp Technology separately amplifies VHF and UHF signals for maximum performance and lowest noise and interference levels on any non-amplified outdoor antenna..
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SGPRO Active Direct Box, Recording Signal DI Box for Musical Instruments as Guitar, Bass Guitar, and Keyboard Live Performance or Studio, 1/4" to XLR, Ground Lift 48V Phantom Powered Compact Unit

  • ENSURE GREATER SOUND QUALITY: The active direct box reduces the impact on sound quality due to unmatching signals from musical instruments with different impedances..
  • MATCHING IMPEDANCES: The direct box turns the high impedance signal into a low impedance signal for live performance, recording, or broadcasting..
  • EXTRA GAIN FOR LONG DRIVING CABLE RUNS: The active DI box is 48v phantom powered, which provides an additional gain to boost the weak output of some passive, single-coil pickups and extend long driving cable runs..
  • NOISE ELIMINATING: A switchable ground lift prevents current from flowing between the DI and the microphone preamplifier along the shielding, breaking the ground loop and eliminating this noise. It also reduces the noise from using long wires and cords..
  • PREVENT EXCESSIVE GAIN: The direct box comes with switchable pad (-12 dB) to prevent excessive gain from overloading the circuitry to accommodate the high output of active pickups and unbalanced line-level equipment such as keyboards and electronic instruments..
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XLR Audio Mixer, Comica CVM-AX3 XLR 6.35mm 3.5mm Port Audio Mixer Preamplifier Support Mono/Stereo Dual System with Dual Gain Knob Control for DSLR Cameras, Camcorder

  • Support Real-time Monitoring: The CVM-AX3 audio mixer has a real-time monitoring jack on the audio mixer that allows you to listen the audio while recording.
  • Mono/Stereo Output Switch: Just adjust the button you can freely choose the audio output mode you need, Kindly Note: the Mono/Stereo can not be selected at the same time, positive and passive microphone all supported.
  • Dual Gain Knob Control: Built-in independently L & R output gain knob adjusting sensitivity of the Microphones to get an accordinate preamplifier effects.
  • Two Power Supply Modes: You can choose between 9V battery or 48V phantom power, via 48V phantom power(full load) up to 6 hours working time, the working time of 9V battery up to 40 hours.
  • Unique Design: The CVM-AX3 audio mixer is made of aluminum, 2 cold shoe slot on each side for attach microphones and transmitter&transceiver, it also featured 1/4" male and female socket attach to camera, camcorder, camera rigs, tripods.
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Fosi Audio Box X1 Phono Preamp for MM Turntable Mini Stereo Audio Hi-Fi Phonograph/Record Player Preamplifier with 3.5MM Headphone and RCA Output with DC 12V Power Supply

  • 【Converts Phono Signals】: Compact ultra-low noise phono turntable preamp that converts phono signals to line-level signals. Designed with a grounding post to protect your turntable..
  • 【Features Power Switch & 3.5MM Headphone Output】: The unique power switch button design is very convenient to use. You can enjoy high-quality music with headphones through the 3.5 mm headphone output. Note: RCA line output and AUX headphone output can be output simultaneously..
  • 【3.5MM / RCA Output】: BOX X1 supports MM turntable input, 3.5MM headphone output, and RCA line output for powered speakers. Note: You can connect a power amplifier through the 3.5MM or RCA output, then connect the passive speakers..
  • 【MM Phono Preamplifier & DC12V Power Adapter】: Output Voltage Level: 2V max (P-P) at 10K Ohms, SNR: 70dB, THD: ≤0.08% @ 1kHz and 3mV, Frequency Response: Standard RIAA. Equipped with DC12V high-quality power supply..
  • 【What You Get】: BOX X1 phono preamp x1, 12V power adapter x1, User manual x1, our worry-free 18-month warranty, and friendly customer service..
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Winegard Elite Outdoor VHF/UHF HDTV Antenna – 70 Mile Range & LNA-200 Boost XT HDTV Preamplifier, TV Antenna Amplifier Signal Booster, HD Digital VHF UHF Amplifier

  • ...lifier, inline 5V power inverter, 3′ USB power cable with 110V adapter, and mounting bracket.
  • The Winegard Boost XT TV signal booster enhances any non-amplified antenna, delivering a clearer signal, more range, and more available channels.
  • works with any passive/non-amplified antenna.
  • antenna required for use with preamplifier.
  • TwinAmp Technology separately amplifies VHF and UHF signals for maximum performance and lowest noise and interference levels on any non-amplified outdoor antenna..
  • Boost Clear Circuit Technology features the lowest noise figure (1db typical) to deliver more range and reduce signal dropout and pixelation.
  • Includes Winegard Boost LNA-200 digital TV antenna amplifier, 110v adapter, power inserter, hose clamps and printed documentation. Designed and built in the U.S.A..
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Shure RPM626 In-Line Microphone Preamplifier for Shure BETA Series

  • Shure RPM626 In-Line Microphone Preamplifier.
  • Compatible with the following Shure microphones: Beta91, Beta 98, Beta 98D/S, WL50, WL51, WBH53 (Beta 53), WBH54 (Beta 54), WB98H/C (Beta 98).
  • In-line preamplifier boosts resistance to RF interference.
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Audiolab AAV-MDACPLUS Digital Audio Converter Pre-Amplifier - Black

  • Frequency Response: 20Hz - 20KHz (± 0.2dB).
  • Audiophile DAC for home use, Highly specified, audiophile-quality digital preamplifier.
  • Class A preamplifier output stage (fixed or variable output), Processes audio data up to 32-bit/384kHz via USB.
  • DSD64, DSD128 and DSD256, 11 user-selectable filters for optimal listening and measurement modes.
  • Sampling Rate: 24-bit / 192kHz (Optical, Coaxial, AES).
  • 2.8MHz (DSD64), 5.6MHz (DSD128), 11.2MHz (DSD256).
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Music Hall mmf-1.5 3-Speed Turntable (Cherry Veneer)

  • Three Speeds: It has a built-in speed control circuit that ensures the precision of the three speeds when playing vinyl records at 33 1/3, 45, and 78 rpm.
  • Melody Cartridge: A top-quality music hall melody cartridge comes pre-mounted and precision-aligned.
  • Speed Control: A built-in speed control circuit ensures the accuracy of the mmf-1.5’s 3 speeds.
  • Built-In Phono Preamplifier: A built-in phono preamplifier allows you to connect directly to your current system.
  • Dust Cover: The included hinged dust cover keeps your mmf-1.5 protected when not in use.
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Audio-Technica AT-LP7 Fully Manual Belt-Drive Turntable Black

  • Three Speeds: It has a built-in speed control circuit that ensures the precision of the three speeds when playing vinyl records at 33 1/3, 45, and 78 rpm.
  • Melody Cartridge: A top-quality music hall melody cartridge comes pre-mounted and precision-aligned.
  • Speed Control: A built-in speed control circuit ensures the accuracy of the mmf-1.5’s 3 speeds.
  • Built-In Phono Preamplifier: A built-in phono preamplifier allows you to connect directly to your current system.
  • Dust Cover: The included hinged dust cover keeps your mmf-1.5 protected when not in use.
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Antennas Direct ClearStream 2 RV Amplified On-The-Go Antenna,Black/Grey,C2-V-RV

  • Receive more free TV channels everywhere you go in your RV 60+ miles away from the broadcast towers, including remote areas..
  • Innovative bracket allows the antenna to easily replace your existing antenna already installed on the RV’s elevating mast gear..
  • The Preamplifier System boosts UHF/VHF signals for dependable reception..
  • The Reflector focuses the antenna’s power for added range and provides protection against multipath interference..
  • Includes an RV antenna, Preamplifier System, Mast Bracket, Installation Cables and Hardware, and Step-by-Step Installation Instructions. RV Mast NOT included..
  • Compatible with Winegard Sensar mounting systems..
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