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Operating Manual - PROTEA SYSTEM II  3.24CL  Crossover / System Processor

ASHLY AUDIO INC.  847 Holt Road   Webster, NY   14580-9103

Phone: (585) 872-0010   Fax: (585) 872-0739

Toll Free (800) 828-6308   www.ashly.com

©

 

2007 by Ashly Audio Corporation.  All rights reserved worldwide.

PROTEA 3.24CL  3.24CL-d  R-1

Printed in USA 8/07

A/D

A/D

Input

Mute

Input

EQ

Input

Meter

LEDs

Input Channels A - C

-40 to +12dB

Input

Gain

6 Bands of

Parametric,

1st Order LS,
2nd Order LS

1st Order HS,

or

2nd Order HS

Input

Clip

Indicator

Input

Delay

0-682ms

Output

EQ

4 Bands of

Parametric,

1st Order LS,
2nd Order LS
1st Order HS,

or

2nd Order HS

-40 to +12dB

Output

Clip

Indicator

0-21ms

Output

Source

- A -
- B -
- C -

- A+B -

- All -

- None -

Xover

HPF/LPF

12dB BWorth

12dB Bessel

12 dB Linkwitz

18dB Bessel

18dB Bworth
24dB Bworth

24dB Bessel

24dB Linkwitz

48dB Bworth

48dB Bessel

48dB Linkwitz

Output

Delay

Output

Gain/

Phase

Invert

Output

Limiter

Output

Mute

Limiter

Threshold

LED

Output

Meter

LEDs

D/A

Output Channels 1 - 6

A

1

B

Mute

Delay

Gain

EQ

C

Mute

Delay

Gain

EQ

Protea 3.24CL Block Diagram

Inputs

Outputs

Mute

Delay

Gain

EQ

Select 

a Source

for Each

Output

- A -
- B -
- C -

- A+B -

- ALL -

- NONE -

HpfLpf

EQ

Delay

Gain

Limiter

Mute

3

HpfLpf

EQ

Delay

Gain

Limiter

Mute

2

HpfLpf

EQ

Delay

Gain

Limiter

Mute

5

HpfLpf

EQ

Delay

Gain

Limiter

Mute

4

HpfLpf

EQ

Delay

Gain

Limiter

Mute

6

HpfLpf

EQ

Delay

Gain

Limiter

Mute

Summary of Contents for 3.24CL-d

Page 1: ...DIO INC 847 Holt Road Webster NY 14580 9103 Phone 585 872 0010 Toll Free 800 828 6308 Fax 585 872 0739 www ashly com 3 24CL 3 24CL d Digital Crossover System Processor Operating Manual Digital Audio P...

Page 2: ...ANEL CONTROL FEATURES 5 4 1 Function Keys and Data Wheel 5 4 2 Presets 5 4 3 Input Select 5 4 4 Output Select 5 4 5 LED Indicators 5 4 6 Audio Functions 6 4 6a Gain 6 4 6b EQ 6 4 6c Delay 7 4 6d Cross...

Page 3: ...within an equilateral triangle is in tended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk...

Page 4: ...functions and system tools The display indicates the current preset number then subse quently shows the selected input or output and its active control parameters Five segment LED arrays on each inpu...

Page 5: ...settings should the unit be turned off before changes can be saved When the 3 24CL is first powered up the last working preset is loaded displaying the number and name last used before the unit was tu...

Page 6: ...annel has four selectable EQ filters In all cases each filter is se lectable between parametric PEQ 1st order Low Shelf LS1 2nd order Low Shelf LS2 1st order High Shelf HS1 and 2nd order High Shelf HS...

Page 7: ...ble the filter action will be Finding the problem frequency is relatively easy but finding the best combination of cut and bandwidth takes a little practice Again it is well worth the time becoming co...

Page 8: ...Lnkwtz 4 6d Crossover Xover Crossover functions on the Protea 3 24CL are available only on the six output channels Every channel s crossover consists of a high pass filter HPF and a low pass filter L...

Page 9: ...e reason for this is that Linkwitz Riley filters are defined in terms of performance criterion on the summing of two adjacent crossover HPF and LPF filters rather than defined in terms of the pole zer...

Page 10: ...he recall button once select the desired preset number and press recall again At this point the LCD display prompts the user to mute the outputs or not and selecting Yes or No will load the new preset...

Page 11: ...button then select the Security display line on the LCD Use the data wheel to select from the four security levels If the unit is brand new and has never had a security code or has had a factory reset...

Page 12: ...bleshooting Tips No power Is the detachable AC cord fully plugged in Is the rear panel power switch on Controls don t work check the Security Level If set to Full Lockout then Protea unit is view only...

Page 13: ...put Delay 0 85 milliseconds Output Delay 0 256 milliseconds Crossover HPF and LPF Frequency Range 19 7Hz to 21 9kHz Off Available Filter Types 12dB Oct Butterworth 12dB Oct Bessel 12dB Oct Linkwitz Ri...

Page 14: ...EQ Filter no 3 Filter Type _____________ Frequency _________ Boost Cut _______ Bandwidth PEQ ________ EQ Filter no 4 Filter Type _____________ Frequency _________ Boost Cut _______ Bandwidth PEQ ____...

Page 15: ...__________________ Attack Time ________________ Release Time ____________________ Output 4 Source ______________ Output Gain ____________ Polarity ___________ Output Delay ____________________________...

Page 16: ...LS 1st Order HS or 2nd Order HS 40 to 12dB Output Clip Indicator 0 21ms Output Source A B C A B All None Xover HPF LPF 12dB BWorth 12dB Bessel 12 dB Linkwitz 18dB Bessel 18dB Bworth 24dB Bworth 24dB...

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