Which tube for DIY microphone? | Page 2 | diyAudio
Amazon.co.jp: Fosi Audio Vacuum Tube 7-Pin 5654W TUBE-01 (J) TUBE-02 (J) TUBE-03(J) 6AK5 6J1 6J1P EF95 Replacement 2PCS Preamp Electronic Vacuum Tube Series Power Amplifier Grade Pairing Tube Military Standard Vacuum Tubing
Amazon.com: Fosi Audio Box X4 Phono Preamp with JAN 5654W Vacuum Tubes for MM Turntable Phonograph Record Player with Volume Bass Treble Control : Electronics