BOX P7 HiFi Vinyl Mic Amplifier MM Phono+RCA Input Preamplifier ECC83 Electronic Tube Amplifier

BOX P7 HiFi Vinyl Mic Amplifier MM Phono+RCA Input Preamplifier ECC83 Electronic Tube Amplifier

Description:
- It is a small high-quality audio device that integrates mic amplifier and preamplifier.
- The rich vacuum tube ECC83 electronic tube can significantly enhance the musical flavor of the vinyl system.
- Op amp 5532 x 3 can be plugged and replaced to experience different music styles.
- Double sided openings provide effective heat dissipation, achieving efficient heat dissipation and continuous stable operation output.
- All aluminum alloy body, CNC precision machining for durability, smooth chamfer design, high-end sandblasting texture.
- Phono Input: The PHONO interface is designed specifically for vinyl record players, which can amplify the weak signals output by the player, reduce noise, and restore the unique sound quality of vinyl.
- Stereo L/R: RCA input supports low-level audio signals from mobile phones, tablets, PCs, MP3 players, etc., making it easier to drive amplifiers or active speakers and greatly improving their sound quality.
- Flip the switch, one click direct access, convenient and fast, without the need for repeated plugging and unplugging.
- The high pass filter switch is only effective in the mic amplifier input mode.
- The boost circuit design of the electronic tube part can reach a maximum voltage of 175V or above, allowing the electronic tube to perform at its best.
- Support self replacement of different models of electronic tubes that meet specifications for upgrading, using ceramic technology nine pin tube sockets to eliminate noise caused by poor contact of inferior tube sockets.
- The operational amplifier adopts a 5532 x 3 socket design and can be replaced with different types of operational amplifier chips (please prepare by yourself) that meet the specifications, such as MUSES02, OPA2604, etc., to experience different sound quality.
- By adjusting the treble/bass knob, you can enjoy delicate and smoother sound. Both treble and bass are exhilarating, revitalizing your audio system.
- The compact body easily integrates into various usage scenarios, and the BOXP7 is more coordinated with the A900 amplifier.

Specification:
- Model: Phono Box P7
- Frequency response: RCA: 20Hz - 20kHz (±0.8dB)
- THD+N: ≤0.1%
- Working voltage: DC 12V≥2A
- SNR: ≥109dB
- Treble/bass adjustment range: ±6dB
- High pass filtering cut-off frequency: 20Hz
- Input sensitivity: 5mV for mic amplifier; 0.75V for RCA
- Product size: 123 x 155 x 42mm
- Net weight: 0.69kg

Package Included:
- 1 x Electronic Tube Amplifier
- 2 x ECC83 Electronic Tubes
- 1 x DC 12V Power Adapter
- 1 x User Manual