Radial Engineering Ltd.
Headbone User Guide
True to the Music
FEATURE SET
1.
Input Buffered
– This is the primary input for your guitar and pedal
effects that do not buffer (pre-amplify) the signal.
2.
Input Direct
– Used when driving the Headbone from a device, like
the Radial Loopbone, that buffers (pre-amplifies) the signal.
3.
To Amp-1 Input
– This is a ¼” hi-impedance guitar signal output that
connects from the Headbone to the input of the first guitar amplifier.
4.
To Amp-2 Input
– This is a ¼” hi-impedance guitar signal output
that connects from the Headbone to the input of the second guitar
amplifier.
5.
Ground Lift
– This recessed switch connects the ground to Amp-2. This
switch is factory set in a ‘lifted’ position to eliminate ground loops.
6.
Slingshot Remote Input
– This ¼” input is used to remotely control the
Headbone from your pedalboard using a standard contact closure foot-
switch or another Tonebone device that features a Slingshot output.
7.
From Amp-1 Output
– Connects from the first amplifier’s speaker
output jack back to the Headbone. This is a speaker level signal, so
use a good quality speaker cable for best power transfer.
8.
From Amp-2 Output
– Connects from the second amplifier’s speaker
output jack back to the Headbone.
9.
To Speaker Cabinet
– Connects the Headbone to your speaker
cabinet.
10.
Power Supply Connection
– The Headbone comes with its own
15VDC power supply in a choice of 100V, 110V, 220V and 240V
models.
11.
Footswitch
– Used to toggle the Headbone between Amp-1 and
Amp-2
12.
LED Indicators
– Indicates which amplifier head is active.
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