TC20 User`s Manual
Contents
1. a microphone pre amplifier supplying 48V phantom power using a standard XLR microphone cable Please allow up to one minute for the mi crophone to settle Plugging in the mi crophone hot phantom power already present at the input will not damage the microphone and 1s actually preferred for faster settling It is normal for any phantom powered mic to pop when plugged in or powered up Make sure to mute the signal to speakers or headphones when phantom power is first applied The TC20 is our least expensive general purpose omni It is a good choice for close miking louder sources such as instrument amps drums or close miked brass The TC20 under the strings of a stand up bass or inside a kick drum will produce amaz ing sound It is popular for drum overheads A pair of TC20s connected to a stereo re corder will provide excellent results for re cording rehearsals and performances The TC20 is great for general studio use and is an exceptional value It has no handling noise no proximity effect and is very for Version 4 July 7 2011 giving in terms of placement A mounting clip is included with the microphone This microphone has no removable parts Care of Microphones Earthworks TC20 microphone is a precision instrument designed and built to provide years of top performance Following these simple rules will help to protect your invest ment in the TC20 e Avoid touching the front protective screen2. e Never attempt to disassemble the micro phone it cannot be opened e Avoid extreme heat and condensing hu midity Allow the microphone to warm up in the case when bringing it in from the cold weather e Rough handling may damage the micro phone even if no visible marks are left e When not in use keep the TC20 in its case Specifications Frequency response 9Hz 25kHz 1 3dB Polar Pattern Omnidirectional Fig 4 Sensitivity 8mV Pa Typical Power Requirements 48V Phantom 10mA Peak Acoustic Input 145dB SPL Output XLR 3 Fig 1 Output Impedance 100Q balanced 50Q ea pin 2 amp 3 Minimum Load 600Q btw pins 2 amp 3 Noise 27dBA equivalent Dimensions Lx D 6 5 x 860 in 165 x 22 mm Weight 35lb 160g C Compliant Specifications are subject to change without notice Pin 1 Shield e aL Pin 3 66 P Pin 2 A Fig 1 XLR Output Connector Assignment of TC20 M aaas EEE MT TTS LTT E TN M I O S N 1 Hz 10 Hz 100 Hz 1 KHz 10 KHz Fig 2 Frequency Response Typical of TC20 PTET tT tT tT tT tt E pt at tT tT tT tT TT PET TT ET TTT oe a Tima Woe Fig 3 Impulse Response Typical of TC20 90 K 5K mma 10K DOK Fig 4 Polar Response Typical of TC20 100 KHz
3. Earthworks HIGH DEFINITION MICROPHONES Technical Support Should you have any questions regarding your Earthworks HIGH DEFINITION MICROPHONES TC20 microphone please contact us e mail Support earthworksaudio com ae T phone 603 654 2433 ext 19 Milford NH 03055 USA l 2 O 9am 5pm ET Phone 1 603 654 6427 Fax 1 603 654 6107 earthworksaudio com For warranty and product return exchange information please refer to the back of the enclosed Calibration Chart FIFTEEN YEAR WARRANTY All Earthworks products excluding acces sories carry a fifteen year limited warranty parts and labor If you have any problems with your Earthworks products please con tact our warranty repair department by email at returns earthworksaudio com or by tele phone at 603 654 6427 Ext 19 Made in U S A 5E Printed in U S A HDM HGH DEFINITION micRoPHones Description Earthworks TC20 is an omnidirectional pressure pre polarized condenser mi crophone directly coupled to a dedicated wideband low output impedance pream plifier The TC20 requires a standard 48V phantom power supply It features a linear free field frequency response from 10Hz to 20kHz Fig 2 fast impulse response Fig 3 very low handling noise uniform polar pattern and very high SPL handling capabilities It exhibits no proximity effect Applications Earthworks TC20 is easy to operate Con nect the microphone to
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