Summary of Contents for Thunderfunk Bass amplifier
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Page 3: Front Panel Features
A couple secrets behind the Thunderfunk tone are: Thunderfunk Bass Amps are pure op-amp and transistor solid state designs – made famous by such classic designs as the Acoustic 360, and the AMP BH-420. They use the largest high-quality power transformers that can be packed into two rack spaces. - Page 4 Thunderfunk Bass Amp Owner’s Manual Dual Input Jacks – The left jack is designed for a standard Switchcraft “280“ ¼ inch plug, from either a passive or active bass system. Passive systems have been around since the invention of the electric bass, and active systems typically include a 9-volt battery inside the Bass, or use an external supply, e.g.,...
- Page 5 Thunderfunk Bass Amp Owner’s Manual until you have the level you wish to play at. To have a more “compressed” signal increase the Gain/Limit control as needed, and balance this by decreasing the Volume control to a proper overall level. Once this knob is set, it generally will not need to be adjusted until you change instruments or effects.
- Page 6 Thunderfunk Bass Amp Owner’s Manual (Chart complements of Leonard Audio) Open Strings (about): “B” 31 Hz, “E” 41 Hz, “A” 55 Hz, “D” 73 Hz, “G” 98 Hz, “C” 132 Hz. Frequency Controls – These four controls are provided for selection of the low, low-middle, upper- middle, and high frequencies you may wish to boost or cut.
- Page 7 This is Frequency Masking. EQ settings that once seemed so perfect, don’t work well in a different room. While a Thunderfunk is often used "flat" with no additional EQ, the sound next to the cabinet WILL be different than it is in other places in the room. This phenomena is universal and is often more noticeable in the audience than on stage, and it is not uncommon for the bass sound to seem a little thin on stage and the same time sound quite muddy at the back of the room.
- Page 8 10 dB more than another speaker system will sound TWICE as loud. Thunderfunk bass amps are capable of producing sound levels that can cause permanent hearing loss. This is especially true in when additional sound sources, such as when headphones are used. Also, please respect the ears of the audience that has come out for you.
- Page 9 You can also use this DI Output and a special XLR to Phone jack cable to daisy chain several Thunderfunk slave amps together, matching the setup with one set of preamp controls working all the power amp and speaker systems simultaneously. See your dealer for more information on possible setups.
- Page 10 Thunderfunk Bass Amp Owner’s Manual from a mixing console or another preamp to the Power Amp input of the Thunderfunk. This is where you would connect the special XLR to Phone jack cable, mentioned in the Post EQ Balanced section of this manual, to connect or “daisy chain”...
- Page 11 Thunderfunk Bass Amp Owner’s Manual Thermal Issues – The Thunderfunk bass Amp was originally designed without a fan. This allows super-quiet operation for studio and TV work. However, the amps do now have fans with an on/off switch. If the amp is being used where the noise of the fan isn’t a problem, turn it on. If you’re in the studio, leave it off.
- Page 12 Thunderfunk Bass Amp Owner’s Manual RACK EARS Removeable Rack ears are standard on the TFB550-B. They extent 1” out of each side of the amplifier and are attached with four screws and nuts. On the TFB420 Serial numbers 100-299, the ears are attached by removing the top cover and then the side-strap carry handle, and attaching the ears using Four #10-24 x ½”...
- Page 13 Our Dealers are selected to provide knowledgeable and professional electric bass specialists to help you get what you need. That said, Thunderfunk is always available for assistance. Our greatest asset is a happy customer, with your continued use of Thunderfunk systems and equipment, and positive word of mouth.
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Page 14: Warranty
Thunderfunk Bass Amp Owner’s Manual WARRANTY Your Thunderfunk Bass Amp is warranted against defects in workmanship and materials for a period of TWO YEARS after original purchase. In the event of apparent malfunction, first please make sure everything is plugged in correctly, and your connecting cords are good. - Page 15 Thunderfunk Bass Amp Owner’s Manual WARRANTY REGISTRATION PAGE Thunderfunk Serial Number ____________________ is warranted against defects in Materials and workmanship for a period of 2 years after the Date of Original Purchase. I understand that this warranty is extended only to the original buyer, as registered below, when purchased from an authorized dealer.
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