Radial Engineering JD7 Injector User manual

Radial Engineering Ltd.
1845 Kingsway Ave., Port Coquitlam, BC V3C 1S9, Canada
Tel: [phone] • Fax: [phone]
Email: [e-mail]
Radial JD-7 owner’s manual v2.1 01/2022 Part #: R870 1015 00

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ABCD
Effect:
Note:
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ABCD
Effect:
Note:
1
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ABCD
Effect:
Note:
1
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ABCD
Effect:
Note:
1
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1
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1
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ABCD
Effect:
Note:
1
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ABCD
Effect:
Note:
1
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0
1
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3
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0
1
2
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1
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ABCD
Effect:
Note:
1
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0
1
2
3
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1
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1
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ABCD
Effect:
Note:
Effect: Program:
Guitar:
[ ] Input A
[ ] Pad
[ ] Input B
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1
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3
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0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
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3
456
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10
0
1
2
3
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1
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1
2
3
456
7
8
9
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0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
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1
2
3
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1
2
3
456
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8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
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0
1
2
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1
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1
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0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
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8
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0
1
2
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1
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1
2
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10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
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1
2
3
456
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1
2
3
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8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
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1
2
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1
2
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8
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1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
Amplifier:
Amplifier:
Amplifier:
Amplifier:
Amplifier:
Microphone:
Microphone:
Microphone:
Microphone:
Microphone:
Note:
Amplifier:
Microphone:
Note:
Amplifier:
Microphone:
Note:
Note:
Note:
Note:
Note:
Date:
Sound:
Track:
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Trim High Freq Mid 1 Freq Mid 2 Bass
Line in [ ] Mic in [ ]
Pad [ ]
Polarity reverse [ ]
EQ In [ ]
On [ ]
On [ ]
Lift [ ]
180º [ ]
On [ ]
Lift [ ]
180º [ ]
On [ ]
Lift [ ]
180º [ ]
On [ ]
Auxiliary
Output
Radial Engineering Ltd. 1845 Kingsway Ave., Port Coquitlam, BC V3C 1S9, Canada
Tel: [phone] • Fax: [phone] • Email: [e-mail]

JD7 Block Diagram

Guitar A to
Input-A
Guitar B to
Input-B
Ch. 1 Direct out to main guitar amplifier (Ch. A)
Ch. 5 output
to amplifier #3
(Ch. A)
Ch. 6 output
to amplifier #3
(Ch. B)
Ch. 2 output to
amp modeler
To mix/record Ch. 1
To mix/record
Ch. 3
To mix/record
Ch. 4
Balanced Direct Out
To mix/record Ch. 5
Ch. 7 Output to Rockman
To mix/record
Ch. 2
Ch. 4 output
to chorus,
to amp # 2
(Ch. B)
Ch. 4 output
to chorus,
to amp # 1
(Ch. B)
Ch. 6 Loop sent to & from multi effect processor
Ch. 5 Loop sent to & from pedal board
stereo
chorus
Ch. 3 output
to amp # 2
(Ch. A)
Front
Rear

Primary guitar input
‘Drag’ control
Overload LED indicator
8dB pad for Input-2
Second instrument input
Channel-1 on-off switch
Channel-1 output
Direct coupled
Channel-1 on/off indicator
Input selector switch
Replay the dry track, sending the signal to the XLR female input
on the JD7. Select ‘INPUT-2’ by depressing the ‘Select’ switch on
the front panel to turn on the XLR input. Adjust input level to
suit. Now, play back the tr ack through your amplifiers while
trying different settings. This way, you can monitor different
sounds before committing final track to tape.
Recorded Guitar
For Re-Mix - Connect the guitar and amplifiers as usual. Take
direct output from balanced XLR male output to mixer and
recorder. Record the dry track.

Ground Lift - Pin 1
Input level adjust
Balanced out
Ground Lift - Pin 1
Polarity reverse Pin 2 / Pin 3
Balanced out
Ch.-7 out
Effect loop input
from gutar effect.
Effect loop output
to guitar effect.
Channel-1 on-off switch On-off switch
Channel-1 output
Direct coupled
Channel output - Transformer isolated
Ground lift
Polarity reverse - 180º
Channel-1 on/off indicator Channel on/off active indicator
Effect loop bypass switch

Ground Lift - Pin 1
Input level adjust
Balanced out
Ground Lift - Pin 1
Polarity reverse Pin 2 / Pin 3
Balanced out
Ch.-7 out
Effect loop input
from gutar effect.
Effect loop output
to guitar effect.
Channel-1 on-off switch On-off switch
Channel-1 output
Direct coupled
Channel output - Transformer isolated
Ground lift
Polarity reverse - 180º
Channel-1 on/off indicator Channel on/off active indicator
Effect loop bypass switch

Primary guitar input
‘Drag’ control
Overload LED indicator
8dB pad for Input-2
Second instrument input
Channel-1 on-off switch
Channel-1 output
Direct coupled
Channel-1 on/off indicator
Input selector switch
Replay the dry track, sending the signal to the XLR female input
on the JD7. Select ‘INPUT-2’ by depressing the ‘Select’ switch on
the front panel to turn on the XLR input. Adjust input level to
suit. Now, play back the tr ack through your amplifiers while
trying different settings. This way, you can monitor different
sounds before committing final track to tape.
Recorded Guitar
For Re-Mix - Connect the guitar and amplifiers as usual. Take
direct output from balanced XLR male output to mixer and
recorder. Record the dry track.

Guitar A to
Input-A
Guitar B to
Input-B
Ch. 1 Direct out to main guitar amplifier (Ch. A)
Ch. 5 output
to amplifier #3
(Ch. A)
Ch. 6 output
to amplifier #3
(Ch. B)
Ch. 2 output to
amp modeler
To mix/record Ch. 1
To mix/record
Ch. 3
To mix/record
Ch. 4
Balanced Direct Out
To mix/record Ch. 5
Ch. 7 Output to Rockman
To mix/record
Ch. 2
Ch. 4 output
to chorus,
to amp # 2
(Ch. B)
Ch. 4 output
to chorus,
to amp # 1
(Ch. B)
Ch. 6 Loop sent to & from multi effect processor
Ch. 5 Loop sent to & from pedal board
stereo
chorus
Ch. 3 output
to amp # 2
(Ch. A)
Front
Rear

JD7 Block Diagram

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ABCD
Effect:
Note:
1
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7
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1
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7
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1
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1
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ABCD
Effect:
Note:
1
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3
456
7
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1
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1
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1
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ABCD
Effect:
Note:
1
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456
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1
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1
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1
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ABCD
Effect:
Note:
1
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456
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1
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1
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1
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ABCD
Effect:
Note:
1
2
3
456
7
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1
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1
2
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1
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ABCD
Effect:
Note:
1
2
3
456
7
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1
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1
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1
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ABCD
Effect:
Note:
1
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ABCD
Effect:
Note:
Effect: Program:
Guitar:
[ ] Input A
[ ] Pad
[ ] Input B
1
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3
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1
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1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
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1
2
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1
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1
2
3
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7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
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0
1
2
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1
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1
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1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
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10
0
1
2
3
456
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1
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1
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10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
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10
0
1
2
3
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1
2
3
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7
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9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Input Gain Treble mid bass presence master
Channel 1 [ ] - 2 [ ]
Bright [ ]
Treble boost [ ]
Mid boost [ ]
Amplifier:
Amplifier:
Amplifier:
Amplifier:
Amplifier:
Microphone:
Microphone:
Microphone:
Microphone:
Microphone:
Note:
Amplifier:
Microphone:
Note:
Amplifier:
Microphone:
Note:
Note:
Note:
Note:
Note:
Date:
Sound:
Track:
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
1
2
3
456
7
8
9
10
0
Trim High Freq Mid 1 Freq Mid 2 Bass
Line in [ ] Mic in [ ]
Pad [ ]
Polarity reverse [ ]
EQ In [ ]
On [ ]
On [ ]
Lift [ ]
180º [ ]
On [ ]
Lift [ ]
180º [ ]
On [ ]
Lift [ ]
180º [ ]
On [ ]
Auxiliary
Output
Radial Engineering Ltd. 1845 Kingsway Ave., Port Coquitlam, BC V3C 1S9, Canada
Tel: [phone] • Fax: [phone] • Email: [e-mail]

Radial Engineering Ltd.
1845 Kingsway Ave., Port Coquitlam, BC V3C 1S9, Canada
Tel: [phone] • Fax: [phone]
Email: [e-mail]
Radial JD-7 owner’s manual v2.1 01/2022 Part #: R870 1015 00