Utility (Chromatic tuner + isolated power supply) · $99
The Joyo JF-18R Power Tune is a chromatic tuner + isolated power supply pedal based on the Pedal tuner with 8-output isolated power supply, with Chromatic tuner with large LED display; 8 isolated DC 9V outputs (2x500mA + 6x100mA) controls, made in China. From $99.
| Category | Utility (Chromatic tuner + isolated power supply) |
| Circuit / based on | Pedal tuner with 8-output isolated power supply |
| Controls | Chromatic tuner with large LED display; 8 isolated DC 9V outputs (2x500mA + 6x100mA) |
| Footswitches | 1 |
| Bypass | true bypass |
| True bypass | Yes |
| I/O | 1/4" in/out; DC output bus |
| Power | 9V DC (provides 8x DC 9V outputs) |
| Enclosure | aluminum alloy |
| Country of manufacture | China |