4
1.
Drum Inputs: These are ¼” input jacks (left and right). When using a mono signal, plug
into the left/mono jack.
2.
Input 2: This jack is used for connecting any pre-EQ source such as a click track.
The volume of Input 2 is controlled by the Input 2 Volume control.
3.
Drum Volume: This controls the volume level of the Drum Inputs to the
power amplifier.
4.
Input 2 Volume: This controls the volume level of Input 2 only.
5.
Equalization Section: These control the overall tone of the DA50B drum amplifier.
6.
Low: This controls frequencies centered at 60Hz with a +/-12 dB sweep.
7.
Mid: This controls frequencies centered at 800Hz with a +/-12 dB sweep.
8. High: This controls frequencies centered at 10 kHz with a +/-12 dB sweep.
9.
Aux In: This is a 1/8” stereo line input. It bypasses the drum amplifier’s EQ tone controls and
feeds straight into the power amplifier. Use the volume and tone controls on your external
device to control the audio signal.
10.
Headphone Jack: This is a 1/8” stereo output jack for silent practice. When used, it
turns off the internal speaker. It combines all inputs from your drums: Input 2, Aux Input
and Bluetooth Input.
11. Power “On” Indicator
12. Bluetooth On/Off Switch
13. Bluetooth Indicator: Fast Blink- Amp is powered on, Bluetooth switch is ON and no
Bluetooth source device is connected. Slow Blink- Ready to pair, after pair button is
held. Solid Light- Bluetooth source is connected.
14. Bluetooth Pair Button: Press and hold this button to pair a new device. Open Bluetooth
preferences on your device and select “Simmons” to pair.
FRONT PANEL
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Summary of Contents for DA50B
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