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OWNER’S MANUAL

THE ORIGINAL 2-CHANNEL RIBBON PREAMP

AEA TRP

3

But it's great on every mic

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Содержание TRP3

Страница 1: ...OWNER S MANUAL THE ORIGINAL 2 CHANNEL RIBBON PREAMP AEA TRP3 But it s great on every mic ...

Страница 2: ... on the side of neutral but is unlike other clean preamps because of its rich and musical tonality It offers up to 85 dB of effortless gain for any microphone and sonics that invite hearts to listen deeper Your TRP3 is 100 percent handcrafted in Pasadena California AEA is a family owned company with a small crew of skilled technicians many of whom are musicians themselves Proudly independent we st...

Страница 3: ...CONTENTS WELCOME INTRODUCTION WARRANTY SUPPORT GENERALGUIDELINES FRONTPANELGUIDE CONNECTIONSGUIDE SETTINGTHEGAIN OTHERFEATURES SPECIFICATIONS 2 4 4 4 5 5 6 7 8 11 3 ...

Страница 4: ... distortion op amps ultra high 68 kΩ input impedance and 85 dB of clean gain provides all the dynamics subwoofer bass and fast transients that your microphones can deliver As with all AEA electronics the circuit in the TRP3 was designed by Fred Forssell WARRANTY Your TRP3 comes with a one year limited warranty on parts and labor Registering your preamp within 90 days will extend the warranty to th...

Страница 5: ...y variable control provides up to 20 dB additional output gain following the optional CurveShaper EQ circuitry Fully counter clockwise 0 dB indicates unity 5 High Pass Filter HPF 3 position switch provides a gentle 6 dB per octave with a choice of 3 dB points at 115 Hz or 230 Hz 6 Audio Signal Level Indicators The green LED snaps on at 20 dBu to indicate the presence of signal The yellow LED snaps...

Страница 6: ...lancing the XLR Output pin 3 must be tied to ground at the receiving end i e the input of the following device Do not tie pin 3 to ground directly at the output of the TRP3 6 To maintain the best performance from your new AEA TRP3 preamp take note of these two requirements Never place preamp in close proximity to electromagnetic fields or hot surfaces Electromagnetic fields created by power transf...

Страница 7: ...terclockwise The first stage GAIN control has 12 precision steps from 7 dB to 65 dB The second stage OUTPUT potentiometer knob when all the way down counterclockwise adds no gain and all the way up adds 20 dB The three LEDs green yellow and red ref 6 snap on at 20 0 and 20 dBu to indicate signal activity First Stage GAIN Control Adjustment Connect the microphone and then if needed turn on phantom ...

Страница 8: ...e to what is referred to as loading The lower impedance a mic must drive the harder the mic has to work If the input impedance of a preamp is too close to the impedance of the microphone it may exhibit increased distortion decreased headroom poor transient response and less overall frequency response There are no negative consequences to using high input impedance preamps The ultra high gain JFET ...

Страница 9: ...cy content can mask high frequency intelligibility The TRP3 s high pass filter helps diminish this low frequency energy The frequencies of the TRP3 s high pass filter were specifically chosen to tame the proximity on a variety of microphones in a variety of configurations especially AEA ribbon mics POWER SUPPLY An external switching power supply with a grounded AC plug is used with the TRP3 so hum...

Страница 10: ...10 TRP3 Single Line Drawing ...

Страница 11: ... 3 dB 9Hz to 200 kHz 0 0015 1 kHz 22 Hz 22 kHz 30 dB Gain 4 dBu output 27 dBu into 600 Ω load 68 kΩ 11 3 kΩ 50 Ω 20 dBu minimum gain 12 position switch from 7 dB to 65 dB Continuously variable from 0 dB to 20 dB Switchable passive first order high pass filter Selectable frequencies 3 dB at either 115 Hz or 230 Hz Pin 2 is high Green LED 20 dBu Yellow LED 0 dBu Red LED 20 dBu clipping 27 dBu Half r...

Страница 12: ...AEARIBBONMICS COM RIBBONMICS INFO RIBBONMICS COM 626 798 9127 ...

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