Alctron TMP-6 Tube Microphone Pre-Amplifier. The Alctron TMP-6 tube mic preamp is perfect for studio and live applications. Its creative electronic circuit adds classic tonal versatility and enhances the sound quality. Featuring a high quality 12AX7B tube and 16 different settings to choose from. Alctron TMP-6 Tube Microphone Pre-Amplifiers The Alctron TMP-6 tube mic preamp […]... Read More