Dexibell VIVO P7 Digital Piano — Silent middle C

Mon, 20 Jul 2026 00:00:00 +0000

The Dexibell VIVO P7 is a sample-based, fully polyphonic digital piano. It uses a Fatar TP/100 LR keybed, which features 88 weighted keys, hammer action and triple key contacts to ensure maximum fidelity in the action and in the velocity response.

Dexibell VIVO P7

This stage piano is a very robust machine and is very well suited for live applications. Sometimes though, intense live usage and exposure to moisture and heat can cause damage to the keybed rubber contacts and make some of the keys behave incorrectly. The resulting behavior can be missing dynamics, missing NOTE ON or NOTE OFF messages. This phenomenon happens usually on the most used keys. In the case of this particular instrument, the affected key was middle C — what did I just say?

Dave Smith Instruments Prophet '08 — Encoder replacement

Mon, 25 May 2026 00:00:00 +0000

The Dave Smith Instruments Prophet ‘08 is a modern classic, an 8-voice, 16-oscillator powerhouse that brought the Prophet name back to the forefront of analog synthesis, honoring the iconic Prophet 5.

Dave Smith Instruments Prophet ‘08 synthesizer

However, even the best designs can have an Achilles’ heel. If you own an early Prophet ‘08 or even its renewed PE version (Potentiometer Edition), you’ve likely encountered the dreaded “erratic values” when moving the encoders on the front panel.

Posts on pmtronics // bench stories

Dexibell VIVO P7 Digital Piano — Silent middle C

Dave Smith Instruments Prophet '08 — Encoder replacement