The Best All Instrument Preamplifiers 2025

1. Merchandise

The Stanton T55USB USB DJ turntable with 500.v3 cartridge is ideal for transferring music from your vinyl albums to your computer. The straight tone arm will improve the tracking for scratching as your album plays, and the Stanton turntable cartridge produces excellent sound quality. Software is included for transferring music to your Mac, PC or DVS systems. Once the music file is created, you can edit it to improve scratches, pops or clicks before you transfer the tracks to your MP3 player or CD. This belt drive turntable features 33 and 45 RPM playback speeds, two start/stop switches for mixing, battle setup and RCA stereo outputs. The Stanton T55USB USB DJ Turntable With 500.v3 Cartridge comes with a dust cover, slip mat and RCA cables.

Merchandise

2. Electro-Harmonix 12AX7EH Preamp Tube

The Electro-Harmonix 12AX7EH is a preamp tube that provides high gain with ultra low noise. The tube's detailed, musical tone rivals the most desirable NOS types. Unique spiral filament eliminates the filament-to-cathode induced hum common on amps that use AC on the filaments.

Its detailed, musical tone rivals the most desirable NOS types Unique spiral filament eliminates the filament-to-cathode-induced hum common on amps that use AC on the filaments

3. Personal Audio Monitor System designed to receive audio signals from up to 150 feet w/earbuds Transmitter and Receiver N4 FREQUENCY

AS-900 System N4 FREQUENCYThe AS-900 is a great entry-level Wireless Personal Monitor. This system features an 80mW receiver output. The receiver also contains an RF and low battery indicator. The transmitter has L/R level display, stereo XLR/ 1/4-in inputs and an headphone output with volume control. The AS-900 is a fixed frequency unit. UHF Fixed Frequency Single Rack Mount Included 150 foot Range Ear Buds An unlimited number of receivers may be added at any tim Frequency Range and Transmitter Output Level Band: UHF Frequencies Available: 630.2 MHz, 633.4 MHz, 634.8 MHz, or 646.7 MHz650.2 MHz, or 659.0 MHz Transmitter Output Level: 10dBm Operating Range: Under Typical Conditions 150' (50m) Note: Actual range depends on RF signal absorption, reflection, interference, and battery characteristics Audio Frequency Response: +/-3dB 80Hz~16kHz Total Harmonic Distortion: +/-30hHz deviation 1kHz tone <1% Dynamic Range: >90dB A-weighted Operating Temperature: Range 14 Degrees F to 122 Degrees F (-10 C Degrees to +50 C Degrees ) SpecificationsBand PackAccessoriesDownloads AS-900T Transmitter Max Audio input level: +6dBV Gain Adjustment Range: 40dB Input Impedance: 100k Ohms Dimensions: 1.5-in x 8.3-in x 3.8-in (38mm H x 212mm W x 96mm D) Weight: 21oz. (605 g) Power Requirements: 12-18 V dc at 300mA supplied by external power supply XLR input: Impedance balanced Pin1: Ground(cable shield) Pin 2: Audio Pin 3: No Audio AS-900R Bodypack Receiver Audio Output Level: 80mW Sensitivity: -94dBm for 30dB Image Rejection: >70dB Dimensions: 3.74-in x 2.6-in x 1-in (95mm H x 65mm W x 25mm D) Weight: 3.2oz (90 g) without batteries Power Requirements: 2 (AA)size alkaline or rechargeable batteries Battery Life: About 5 hours

The AS-900 is a great entry-level Wireless Personal Monitor This system features an 80mW receiver output The receiver also contains an RF and low battery indicator The transmitter has L/R level display, combo XLR/TRS inputs and an headphone output with volume control The AS-900 is a fixed frequency unit

4. Galaxy Audio AS-900 Wireless, K4

The Galaxy Audio AS-900R receiver works in combination with the Galaxy Audio AS-900T transmitter for a complete entry-level wireless system and a solution for monitoring freedom. The AS-900R has an 80mW headphone output with volume control, RF and low-battery indicator. It runs on 2 AA batteries.

GALAXY AUDIO Wireless Microphone System Battery Chemistry: Alkaline Operating Range: 150 ft Signal to Noise Ratio (SNR): 90 dB(A) Operating Range: 150 ft Signal to Noise Ratio (SNR): 90 dB(A) Battery Run Time: 5 Hour Input Voltage Range: 12 V DC - 18 V DC Battery Run Time: 5 Hour

5. Galaxy Audio ECD Dual Channel UHF Wireless System with Dual HH38 Handhelds Band L

The ECD Series is a dual-channel wireless system. The ECD features 2 internal antennas (1 for each receiver), 16 selectable channels on each receiver, and IR Sync from receiver to transmitter. The ECD has one ¼" output on the back of the unit. The output is controlled by a volume control for each receiver, located on the front of the unit. Free up two vocalists for a more interactive presentation, or be ready for duets when you're doing a karaoke show.

The ECD Series is a dual-channel wireless system The ECD features 2 internal antennas (1 for each receiver), 16 selectable channels on each receiver, and IR Sync from receiver to transmitter The ECD has one ¼" output on the back of the unit The output is controlled by a volume control for each receiver, located on the front of the unit Free up two vocalists for a more interactive presentation, or be ready for duets when you're doing a karaoke show

6. Barcus Berry 3000A-U 3000A Piezo Buffer Preamplifier with EQ

Specifically designed to work with all Barcus-Berry piezo crystal systemsFeatures external bass treble and volume frequency controls to allow a wide range of adjustmentIncludes a

This piezo Buffer Preamp features external bass, treble and volume frequency controls to allow a wide range of adjustment Designed to work with all Barcus-Berry electret microphone systems Includes a belt clip for unrestricted movement

7. GT-ECC83-S Preamp Tube

Groove Tubes GT-ECC83-S Preamp Tube

Groove Tubes GT-ECC83-S Preamp Tube Country of Origin: Slovakia Country of Origin: Slovakia

8. Valcom Page Port Preamp/Expander

Valcom Page Port PreAmp/Expander

Stainless steel hardware and single gang box Pre-amplifier low level audio to remote sights Expands 150 Valcom one-way speakers per V-1094A Master volume control for entire system or groups of remote speakers Isolated page port from speaker lines

9. Marshall Microphone

This incredibly versatile and compact universal interface facilitates the connection of dynamic microphones directly to a computer via USB, effectively converting any dynamic microphone into a USB microphone. Installation is quick and effortless. To further simplify using the microphone with a computer, the MXL Mic Mate Dynamic handles analog gain adjustment settings via a built-in three-position attenuation switch. Studio quality computer recording is now within the reach of every aspiring musician and recording enthusiast.

Marshall Microphone Host Interface: XLR, USB Host Interface: XLR, USB

10. Samson Concert 288 All-In-One Dual-Channel Wireless System (H-Band, 470 to 518 MHz)

The Concert 288 All-In-One Dual-Channel Wireless System from Samson is the ideal solution for any application requiring two wireless microphones. Featuring simple operation with 16 available channels per receiver, which is set by infrared transmitter channel, the Concert 288 can quickly be up and running out-of-the-box for vocal performances, presentations, Q&A sessions, houses of worship, and more. The All-In-One Combo system includes one CH288 handheld transmitter, a CB288 beltpack transmitter, one HS5 headset microphone, and one LM5 lavalier microphone. The mic options bring maximum versatility to any dual-user application, particularly duet performances, as well as audience participation and interview situations. Additionally, an AC adapter, rack ears and a 1/4" cable are also included. The CR288 wireless receiver has multiple frequency options for interference-free performance and there are separate volume controls for each channel. Built with dual balanced XLR outputs for routing signals to separate mixer channels, there is also a 1/4" unbalanced mix output option for combining signals to one output channel. Furthermore, the Q6 dynamic handheld transmitter, and the CB288 beltpack transmitter both offer up to eight hours of battery life using two AA batteries, and have an operating range of up to 300'. Also, the LM5 lavalier and the HS5 headset microphone with locking mini-XLR (P3) connectors help produce a clear and natural sound reproduction. Finally, Samson takes the worry out of wireless with the Concert 288 All-In-One Wireless System. Offering easy setup, flawless operation and premium sound, it's the ideal high-performance UHF wireless solution for your event.

Concert 288 All-in-One