3. LOW BASS EQ CONTROL.
This will adjust the fundamental tones of E and A strings on 4 string basses and B, E & A
on 5 string basses.
4. BASS EQ CONTROL.
This will adjust the fundamental tones of D and G-strings on 4 &5 string basses.
5. MID RANGE EQ CONTROL.
6. LOW TEBLE EQ CONTROL.
7. HIGH TREBLE (PRESCENCE) EQ CONTROL.
8. COMPRESSOR THRESHOLD LEVEL CONTROL.
This will vary the level the limiter threshold. The compression ratio is 3dB to 1. Adjust this
to suit your playing style and output power of your instrument. The blue LED will light up
when the signal is being compressed. This will vary on how hard the instrument is played and
how the threshold is adjusted.
9. POWER ON INDICATOR.
10. ACTIVE BASS INSTRUMENT INPUT JACK.
ACTIVE- Lower sensitivity input setting (700mV) for basses with onboard electronics. Input
matched for low signal to noise ratio and optimum transfer of electrical signal from modern
high-end basses.
11. COMPRESSOR INDICATOR.
12. LIMITER IN/OUT SWITCH.
Sends signal through limiter or bypass.
13. MASTER VOUME CONTROL.
This is the master volume control and it controls how much power you send to your speakers as
well as the line out socket on the back of the amp. When setting up your tone or plugging in your
instrument, you should keep this control at a low level. All instruments are different when it
comes to how much output is from the pickups. Likewise for players, depending on how hard or
soft you play.
14. POWER ON/OFF SWITCH.
This switches the main power on and off in the amplifier. When you turn on the power, it will
have about 2 seconds delay to protect the speaker.
Do not leave the amplifier plugged into a power source for long periods of time when not in use.
15. AC INPUT SOCKET & FUSE.
Connects the amplifier to AC power supply. Always use a grounded plug and make sure
the AC cable is more than 3A rating at 250-volt AC. If you require a longer AC power cord,
we recommend the PJB heavy-duty 20 foot power cords. These are available as an
