Ashly Protea 4.24D Operating Manual Download Page 1

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ASHLY AUDIO INC.

847 Holt Road Webster, NY 14580-9103 Phone: (585) 872-0010

Toll-Free: (800) 828-6308 Fax: (585) 872-0739

w w w.ashly. c o m

4.24D

24 Bit Digital

Distribution

System Processor

Operating Manual

Digital Audio Products

Summary of Contents for Protea 4.24D

Page 1: ...O INC 847 Holt Road Webster NY 14580 9103 Phone 585 872 0010 Toll Free 800 828 6308 Fax 585 872 0739 w w w ashly c o m 4 24D 24 Bit Digital Distribution System Processor Operating Manual Digital Audio...

Page 2: ...3 RS 232 Dataport 6 5 4 Contact Closure Connector 7 5 5 Data In and Data Out Connection 7 5 6 AC Inlet and Power Switch 7 5 7 RS 232 Mode Switch 7 6 PROTEA SYSTEM SOFTWARE 8 6 1 How to Get Protea Syst...

Page 3: ...ng the device The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure tha...

Page 4: ...two piece terminal block connectors 2 UNPACKING As a part of our system of quality control every Ashly product is carefully inspected before leaving the factory to ensure flawless appearance After unp...

Page 5: ...top bar within the 4 24D section of Protea System Software MIDI channel 0 removes the device from any MIDI control while still allowing MIDI signal to pass through This display also indicates the foll...

Page 6: ...at signal levels above 20dBu 7 75Vrms which places the noise floor lower than 90dBu The optimum input signal level which should be fed into the Protea processor is 0dBu 775Vrms This input level will a...

Page 7: ...contact closure connector equals the number of the preset which will be recalled when that switch is closed Always use the 4 24D contact closure ground for contact closure switches Do not connect the...

Page 8: ...new Protea 4 24D can be downloaded from the Ashly web site or can be purchased directly from Ashly for a nominal handling fee 6 2 Installing Protea System Software The installation program is the same...

Page 9: ...are encompasses eight different Ashly Audio products After properly connecting the PC and 4 24D see section 6 3 enable Communications and then select 4 24D from the Devices pull down menu 7 2 Configur...

Page 10: ...dragging a filter Resets the filter position to its starting position c Cut Active Filter z Zero Active Filter Ctrl c Cut Master Gain Ctrl z Zero Master Gain 7 4b Mute The 4 24D allows the user to mut...

Page 11: ...l on either side of the frequency center is boost or cut whereas a larger wider bandwidth produces an audible change to the overall tone of a signal Para metric filters are best used to hunt down and...

Page 12: ...a high pass filter HPF and a low pass filter LPF along with the frequen cies and filter types used Each output s crossover sec tion is essentially a bandpass filter making it necessary for the user to...

Page 13: ...48dB oct Linkwitz Riley filters individually are always 6dB at the displayed crossover frequency however the 18dB oct Linkwitz filters individually are always 3dB at the displayed crossover frequency...

Page 14: ...ch gain reduction begins and is indicated by the amber LED S L in the output meter section Increases in audio level above the threshold will be reduced according to the ratio settings The ratio contro...

Page 15: ...d to the PC is also the one whose settings are to be copied forward to the next unit through the MIDI connection In other words using Trigger MIDI Dump From Protea always writes to the next Protea obj...

Page 16: ...t gain settings too high Check to see if an EQ filter has too much boost 5 Distorted sound but no Clip LED Check individual EQ filters to see if there is excessive boost 6 Muffled sound If expecting f...

Page 17: ...kHz Off Available Filter Types 12dB Oct Butterworth 12dB Oct Bessel 12dB Oct Linkwitz Riley 18dB Oct Bessel 18dB Oct Linkwitz Riley 24dB Oct Butterworth 24dB Oct Bessel 24dB Oct Linkwitz Riley 48dB Oc...

Page 18: ...n the warranty card that came with your product Fill out the information below for your records Model Number _____________ Serial Number ________________ Dealer __________________________ Date of Purc...

Page 19: ...ute 13 BLOCK DIAGRAM A D Input Mute Input EQ Input Meter LEDs Input Channels A D 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...

Page 20: ...ion 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 c o m 2003 by Ashly Audio Corporation All rights reserved...