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ISP Technologies Decimator ProRack G Guitar Noise Reduction System

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Out of Stock. Place a 100% Refundable PreOrder. We will contact you with an ETA.

$729.00

RRP $799.00

Availability

0 Available in Newcastle Store

ISP Decimator technology defines a new standard in real-time noise-reduction performance for high-gain amps.

The Decimator ProRackG guitar noise reduction system establishes a new standard for excellence in real time noise suppression performance. The Decimator ProRackG was designed to provide the maximum possible performance in a rack mount dual channel noise reduction system designed specifically for extremely high gain guitar amplifiers. Designed with 2 channels of single ended noise reduction configured specifically for high gain guitar applications, it allows one channel to deliver noise reduction for the guitar directly and a second channel to eliminate amplifier gain noise. 

Channel one eliminates 50 or 60 cycle hum, buzz, stage light noise and any other noise picked up directly by the instrument. The ProRackG channel one output drives the front end of your guitar amplifier and eliminates all of the input noise picked up by the guitar. The control circuit of the second channel detects and tracks the guitar signal directly while the signal processing audio chain is patched into the effects loop of the high gain guitar amplifier. Now you can quiet down even the most insane amounts of noise with any amplifier system incorporating a series effects loop. The Decimator unit will also solve the typical high gain feedback or squealing problem high gain guitar players fight.

You know how difficult this problem can be. You play staccato notes and in between each note you have a squeal or burst of feedback that's virtually impossible to control. Problem solved with the Decimator ProRackG. By proper setting of the threshold for channel one and channel two you can eliminate this problem for good. 

The Decimator ProRackG has dual processing channels incorporating both low-level downward expansion and dynamically controlled low-pass filtering in a very easy to use single rack space unit. The ProRackG is based on ISP Technologies patent pending "Time Vector Processing," which provides the most adaptively dynamic release response characteristics of any real time noise reduction system. The Time Vector Processing dynamic response circuit is used to control the release time constant of both the downward expander and dynamic filter. Not only does it deliver the most stunning noise reduction, it also solves the problem of needing to adjust the Threshold setting every time you change gain or switch channels.

By using the input guitar signal to drive both channels' level detection circuitry, the ProRackG needs no other adjustments once the thresholds are set based on the guitar input. This will give you the correct threshold with clean, crunch and even monstrous amounts of gain and if you use pedals you can insert them in the loop between the output of the Decimator Channel 1 and the input of the guitar amplifier.

 

SPECIFICATIONS
  • Input Impedance: 470KOHM
  • Output Impedance: Less than 1KOHM
  • Maximum Input Level: +20dbu
  • Dynamic Range: greater than 118db Typical
  • Effective Noise Reduction: greater than 120db
  • Power Consumption: 350mA
  • THD: Less Than .05%
  • Dimensions:1.75" H x 19" W x 7" D
Series No
SKU ISP-DPRG
warehouse_eta No
Colour N/A
Warranty Yes

The Decimator ProRackG is the only system in the world designed with two channels of single ended noise reduction configured specifically for high gain guitar applications allowing one channel to deliver noise reduction for the guitar directly and a second channel to eliminate amplifier gain noise. Channel one eliminates the 50 or 60 cycle hum, buzz, stage light noise and any other noise picked up directly by the instrument. The ProRack channel one output drives the front end of your guitar amplifier and eliminates all of the input noise picked up by the guitar. The control circuit of the second channel detects and tracks the guitar signal directly while the signal processing audio chain is patched into the effects loop of the high gain guitar amplifier. Now you can quiet down even the most insane amounts of noise with any amplifier system incorporating a series effects loop.

 

The Decimator ProRackG will also solve the typical high gain feedback or squealing problem that the high gain guitar player fights. You know how difficult this problem can be. You play staccato notes and in between each note you have a squeal or burst of feedback that’s virtually impossible to control. Problem solved with the Decimator ProRackG. By proper setting of the threshold for channel one and channel two you can eliminate this problem for good.

The Decimator ProRackG has dual processing channels incorporating both low-level downward expansion and dynamically controlled low-pass filtering in a very easy to use single rack space unit. The Decimator ProRackG is based on ISP Technologies patent pending “Time Vector Processing” which provides the most adaptively dynamic release response characteristics of any real time noise reduction system. The patent pending Time Vector Processing dynamic response circuit is used to control the release time constant of both the downward expander and dynamic filter.

Not only does the Decimator ProRackG deliver the most stunning noise reduction, it also solves the problem of needing to adjust the Threshold setting every time you change gain or switch channels. By using the input guitar signal to drive both channels’ level detection circuitry, the ProRackG needs no other adjustments once the thresholds are set based on the guitar input. This will give you the correct threshold with clean, crunch and even monstrous amounts of gain and if you use pedals you can insert them in the loop between the output of the Decimator Channel 1 and the input of the guitar amplifier.

Players keep asking how the ProRackG works without any required change in the threshold when changing from clean to distort, read on: As you can see from the above diagram, the ProRackG has two channels of noise reduction. The guitar plugs directly into the channel 1 input and the level and frequency detectors for both channel 1 and channel 2 measure the direct guitar input signal. This means that changing from a clean sound to a high gain distorted will not affect the signal seen by the detectors. This means that you can use the first Decimator channel to eliminate any noise that the guitar picks up directly like transformer hum, light noise etc. You simply adjust the threshold of channel 1 to eliminate this front end noise. The second channel is inserted into the effects loop of your amplifier (requires a series effects loop) and this channel will clean up the high gain preamp noise, ground loop hum, and any other noise that you have in this chain. The beauty of its operation is that the second channel is working to clean up this high gain noise but in response to the actual guitar signal, which typically has a much higher dynamic range than what you would see if this channel’s detector’s were detecting the high gain signal. By setting the threshold of channel 2 to eliminate all of the gain noise when the guitar signal decays into the noise this will also provide the correct setting for your clean channel.

Time Vector Processing is the core technology that makes the Decimator work with such amazing transparency. The Time Vector Processing compares the long term envelope of the input signal with the short term envelope of the input signal and generates a “Time Vector” or “Time Correction” signal. This time correction signal dynamically changes the release response of the expander and dynamic filter. If the input signal is a slow decaying long sustained note the Time Vector Processing circuit senses that the envelope of the input signal is a slowly decaying signal and sets the release time for a slow smooth release. If however, the input signal is a short staccato note with a fast decay the Time Vector circuit will produce a Time Correction signal which will instantaneously change the release time of the downward expander and dynamic filter to an extremely fast response. The Time Vector Processing circuit continuously monitors the input signal and alters the release time allowing the Decimator to adapt its response to provide an optimized response for any guitar signal. The Time Vector Processing circuit provides a variable response time ratio of greater than 1000 to 1.

No other real-time noise reduction system can offers this degree of adaptability and tracking.

Important Notice

Please allow a few extra days for delivery as our couriers & Australia Post are experiencing higher than normal parcel volumes due to COVID 19

Ordering

Is this product in stock?
We try our best to have everything in stock, but sometimes items sell out faster than we can update the website, as this is a manual process. If this is the case we will call or email you and let you know if your order cannot be fulfilled, and what your options are as soon as possible. We have multiple warehouses around the country so the "in stock" and "out of stock" is an indication of if the item is able to be shipped from one of them, our store, or one of our distributors. Most of the time there is no difference in turn around depending where it is shipped from but if there are any delays we will contact you immediately. We do also ask if you plan on picking up an item, please contact us so we make sure it is in our store ready for you.

I want a certain product but I don't see it on your site, Why don't you have it!!!?
We have a HUGE store here in Newcastle (which we would love to see you in) and not every product we stock is online & vice versa, but if you don't see what you are after, give us a call or email and we will chase it down for you!

Is everything on your website in stock?
We try our best to have everything in stock, but sometimes items sell out faster than we can update the website, as this is a manual process. If this is the case we will call or email you and let you know if your order cannot be fulfilled, and what your options are as soon as possible.

Do all the guitars come set up & with strings?
They sure do! All the guitars are set up at the factory & often once in the country as well! Every guitar we sell is ready to play (after a quick tune of course) 

 

Price Match

Do you price match?
Yes we do! We will do our very best to match & beat any genuine Australian quote or advertised price!
Just email us a link to the cheaper product and we will match or beat it for you (Prices valid for 48 hours) The Musos Corner Price Match option only applies when comparing identical products in the same condition, where payment is made in full by cash, eftpos or credit card. It is subject to verification and does not apply to ebayamerican or overseas sites (come on guys), global sounds, grey importers, bulk buy discounts or site licence prices apply or to prices of other sellers that are available for less than one week. Price Match does not apply if retailers are out of stock or if Musos Corner is out of stock of the product in question. Shipping is also generally not included with the Price Match, that said we will always endeavour to pass on the very best price we possibly can.

 

Payments

Pricing Policy
All of our prices are in Australian dollars (AUD) and include Australian GST (Goods and Services Tax). All transactions are processed in AUD.

In this industry our suppliers can often change their prices quickly and without notice. Sometimes the website or the store will not accurately represent these price changes and sometimes there may be genuine pricing errors due to either technical or human error. In these instances we are not bound by the information offered in error and may not be able to honor the incorrect price, but we will explain the error to you and do everything we can to pass on the best possible deal.

Do you guys Lay-by? 
We certainly do in store, for an online lay-by each one is selected upon its own merrits with a 50% Deposit if approved. For in store Lay-bys: 20% Deposit, followed by weekly or fortnightly payments for 8 weeks. If cancelled, a 20% of RRP Fee will incurr.

 

 

Freight

How do I know if my item ships Free?
Many products we stock have free shipping to certain locations.
Please put in your address into the freight calculator and if there is no delivery charge your order may be eligible for free delivery. General exceptions include anything over 20kg or 105cm and areas as deemed remote by our delivery partners, including all of NT & WA.
Some Items on ZipMoney, ZipPay, or Studio19 Finance may not be eligable for free delivery. We will contact you if this is the case.
Some large/heavy items (over 20kg) , or items deemed not able to be delivered by our standard courier, Australia Post, may have an extra shipping charge.

Free Postage Details
Some items such as certain pedals and stomp boxes, accessories and effects may have free postage. This will go via the cheapest method. Courier/Express/Insurance/Registered Post would be extra. Please contact us for more information or check the "Free Freight" tab at the top of our website.

Express Post
Sometimes we can Express Post/Courier your items if necessary but additional charges may apply. Orders generally leave at 2:00pm daily so if you need an item ASAP, make sure it is ordered by 1pm (please call 1300 687 672) to ensure there is stock of the item and to get an estimated time of arrival. Express post is to capital / major cities only (for next day service). This service is for small items under 3KG only!

How can I track my order?
Check your email and you will have been sent a tracking number, input the number into either Fastway CouriersStartrack or Australia Post's Track & Trace engine. If you have any problems, please call us and we will call the couriers on your behalf.

Do you take international orders?
Sorry, we do not take international orders, we only sell and ship around Mainland Australia & Tasmania. For remote & Island locations please contact us.

How much is shipping?
To work out a shipping cost, please go through the cart and our system will work out a freight price to your area.
If you think there may be an error, or want to clarify the price, you are welcome to contact us and we will work out the best shipping price for you.
There may be some exceptions for heavy or large items (over 25kg), remote locations or some regional areas. We will contact you if this problem arises prior to shipping the goods.

Do you offer freight insurance?
We certainly do, and highly recommend it as Australia is a big country. Insurance / Shipping protection is available and is only 1.5% of the value of the goods.

Can I pick my goods up in store?    
Of course! Unlike some stores, we do not charge for you to pick up in store. We are open 7 days for your convenience, but please give us a date and time of pick up so we can make sure your goods are ready. Orders that are left for over 1 week and not picked up will be returned to stock, unless other arrangements have been made. Valid ID will be required for picking up goods that have been paid for online or over the phone.

What if I am not home for the delivery?
IF you are not home, the driver will leave a card in your mail box so you can pick-up from the local depot/post office or arrange a re-delivery. 
We have found it to be much quicker & easier to have all items sent to a business address where someone will be present.

Can I ask for the courier to leave the goods at my door?
Whilst it Is possible, we highly recommend that you do not do it. All freight warranty & insurance will be void. Only do so at your own risk, if someone steals it, Musos Corner & The freight company will not be held accountable.
If you will not be able to take the delivery, it might be worth asking a friend or neighbour to take delivery of it for you.

What if it appears my goods have been freight damaged?
Please check all items before signing for them! This is very important. Do not sign for an item that appears damaged, to sign for them means "Signed for in good working order" and subsequently is out of the couriers hands, and voids insurance. If this was not possible, there can be a 24 Hour window to try and claim insurance, please contact us & the courier immediately. This only applies to orders that have paid for Insurance & are sent via courier. 

Can the courier or delivery person call me prior to delivery?
Unfortunately as often as we request this, we get denied as many times. No courier or Australia post worker will call you prior to delivery despite any bribes we may try and offer.
If you select courier we will send you a tracking number which you can use to find out an estimated time of arrival for your goods, or alternatively have it sent to a business address.

Can I have my goods delivered on the weekend or after hours?
Unfortunately this is not possible at the current point in time, however you are welcome to pickup in store late night Thursday or on weekends from our Newcastle store. Please contact us to set a pickup time.

Send to a PO BOX?
We cannot ship guitars to a PO BOX under any circumstances. Australia Post will not accept deliveries over 105cm LCM, we cannot change their policy.

Products

Do i need to set up my product?
All guitars come fully set up ready to play (after a quick tuning). Banjos will need to be set up after delivery as they cannot be shipped set up unless they are bought with a case. Some products like piano stands require some basic assembly as they are flat packed for shipping. Digitial pianos and clavinovas may require some simple assembly.

Are all products brand new?
Yes! Everything we sell, unless clearly specified, is considered brand new with full warranty. Some items, especially guitars will have been taken out of their boxes for inspection, demonstration or quality assurance. This in no way effects your warranty supplied to you by Musos Corner or Australian consumer law.

Are the items individually photographed?
All images are for illustration purposes unless otherwise specified. While we wish we could take photos of every exact item, this is not always possible and we use the pictures supplied by either the a) Australian Supplier or b) Manufacturer. 
If you require a specialty photo of your instrument prior to purchase, just contact us to see if this is available.

Does my item come with Australian warranty
All items we sell come with Australian Warranty, please read our returns policy fo rmore information. Some manufactuers provide aditional warranty over the 12 months once registering the product with them. This warranty is between you and the manufactuer, but we will be happy to help should any is needed.

Product Changes
All product descriptions and specifications listed online are subject to change without notice and all images are for illustration purpose only.