The product is a FL9 Flanger effect, which adopts low-noise BBD to obtain noiseless clear sound. Continuous status flanger effects can be obtained through a complete power supply circuit.
The BOSS FL9 is a compact flanger effect pedal designed for guitar and other instruments. It features a high-quality BBD delay circuit, a FET electronic switch for clickless operation, and a rugged zinc die-cast construction. The unit offers controls for speed, width, regeneration, and delay time to create various flanging sounds.
| Input Impedance | 500K ohms |
|---|---|
| Output Impedance | 10K ohms |
| Maximum Input Level | 4 dBm |
| Gain | 0 dB |
| Delay Time | 1ms — 12.8ms |
| Speed Range | 0.06Hz — 13Hz |
| Equivalent Input Noise | –75 dBm (IHF-A) |
| Power Supply | One 9 V Battery or external AC adaptor (9V) |
| Size | 124(D) × 74(W) × 53(H) mm |
| Weight | 570g, 1.3 lbs |
It shows the status of the effect and the battery condition.
It adds overall coloration and depth to the sound.