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Radial Engineering Ltd.

JDV™ Mk5 Active Direct Box

True to the Music

®

fRonT PAneL feATuRe seT

1

1. 

LeVeL A:

 Fully variable control, used to set the input sensitivity for channel-A. 

2.

 

on/10M:

 Sets the load to 10MΩ for piezo or variable drag for magnetic pickups.

3.

 

DRAg:

 Used to retain the natural feel of the instrument by adjusting the load for 

passive pickups.

4.

 

48V:

 LED Indicator lets you know 48V phantom power is activated on the MIC IN.  

5.

 

hPf:

 Variable high-pass fi lter rolls off low frequency resonance that can cause 

feedback or muddy up the sound.

6. AB:

 Channel selector toggles between A and B inputs with LED status indicators. 

7.  LeVeL B:

 Fully variable control, used to set the input sensitivity for channel-B. 

8. LoAD:

 Switches the input impedance from 10MΩ for piezo transducers to 220kΩ for 

magnetic pickups. 

9. sig/oVD:

 LEDs show signal presence and if you are exceeding the maximum input level.

10. PhAZeR:

 Adjusts the relative phase between channel A and B to time align 

fundamentals for a more natural sound.

11. 0/180º:

 Shifts the Phazer's range from 1

º

~180

º

 to 181

º

~360

º

.

1

12

13

14

7

8

2

4

3

9

10

11

A

A

5

6

12. MiC 48V:

 Turns on the 48V phantom power at the MIC IN.

13. BLenD:

 Combines input-A with input-B and lets you mix the 

two sources using the front panel level controls.

14.

 

AuX ouT/DiReCT: 

Lets you introduce an isolation transformer 

into the stage amp output signal path to reduce hum and buzz 

caused by ground loops.

Содержание JDV Mk5

Страница 1: ...leng com True to the Music User Guide JDV Mk 5 Active Direct Box www radialeng com Radial Engineering Ltd 1588 Kebet Way Port Coquitlam British Columbia Canada V3C 5M5 tel 604 942 1001 fax 604 942 101...

Страница 2: ...ll of your recordings and live gigs This next generation JDV retains the natural tone of the original while adding many new features that will enhance the performance and open up creative new options...

Страница 3: ...ED status indicators 7 LeVeL B Fully variable control used to set the input sensitivity for channel B 8 LoAD Switches the input impedance from 10M for piezo transducers to 220k for magnetic pickups 9...

Страница 4: ...RounD LifT Disconnects pin 1 at the XLR out to reduce hum and buzz caused by ground loops 19 iso Introduces an isolation transformer into the XLR signal path to help eliminate hum and buzz caused by g...

Страница 5: ...to use it There are two inputs and one output You can set each input to suit a particular instrument and then send the unbalanced output to a stage amp while sending the balanced signal to a recordin...

Страница 6: ...s tend to sound harsh and peaky During the develop ment of the Radial Tonebone PZ Pre we discovered that by elevating the impedance you can dramatically widen the frequency response and smooth out the...

Страница 7: ...onnection options we will use a simple bass guitar as the working example The same basic approach will work for most instruments Begin by setting all of the controls and switches in the start position...

Страница 8: ...rtunately not a standard XLR The good news is that music stores carry XLR F to TRS cables as a standard offering Once connected this switching jack will automatically turn off the guitar inputs Since...

Страница 9: ...input B To switch simply depress the front panel SELECT switch You can also toggle the input by using the optional JR 2 footswitch When connected the JR 2 derives its power from the JDV to illuminate...

Страница 10: ...off and the input impedance rises to 10M to suit piezo transducers Using the high pass lter One of the most practical functions on the JDV is the high pass filter HPF This fully variable control lets...

Страница 11: ...e phase control fully counter clockwise Activate the Phazer by pushing in the switch Now have someone rotate the control as you play Altering the relative level between the mic and pickup dramatically...

Страница 12: ...and isolating the output If you encounter hum or buzz you can lift the ground on the XLR output by depressing the ground lift switch This is recessed in order to prevent accidental use when reaching...

Страница 13: ...filter Variable from 25Hz 500Hz 3dB point Size W D H weight 5 75 x 8 25 x 1 75 2 75 with handle 146mm x 210mm x 45mm 70mm with handle Weight 3 95lbs 1 80kg Power supply 16v 1600mA 5 pin XLR power supp...

Страница 14: ...JDV Mk5 Active Direct Box True to the Music Radial Engineering Ltd 12 Block Diagram BLEND...

Страница 15: ...riginal invoice showing date of purchase and the dealer name must accompany any request for work to be performed under this limited and transferable warranty This warranty shall not apply if the produ...

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