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Audio-Technica ATW-251 manual

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Table of contents for the manual

  • Page 1

    200 Series P ro fess io nal VH F Wi re l ess S yste ms AT W - 25 1 UniP ak ® T ransmit ter S ystem AT W - 25 1/G Guit ar S y stem AT W - 25 1/H Headw orn Microphone S ystem AT W - 25 1/H92 Headw orn Microphone S ystem AT W - 25 1/H92-TH Headw orn Microphone S ystem AT W - 25 1/L La valier Microphone S y stem AT W -2 5 2 Handheld Microphone S ystem[...]

  • Page 2

    Pr o fess io nal VH F Wi re l ess S yste ms Installation and Oper ation 2 CA UTION! Electrical shoc k can result from removal of the re cei v er co v er . R ef er se r vi ci ng to q ual if ied s ervic e pe rso nn el. No user -ser viceable parts inside. Do not expose to rain or moist ure. The circuits inside the receiv er and transmit ter have been [...]

  • Page 3

    Receiver Installation 3 Location F or best operation the receiver should be at least 3' (1 m) abov e the ground and at least 3' (1 m) awa y from a wall or metal surface to minimize reflections. K eep the receiver antennas aw ay from noise sources suc h as digital equipment, motors, automobiles and neon lights, as well as a wa y from l arg[...]

  • Page 4

    4 T ransmitter S etup Batt ery Selection and Installation An alkaline 9-volt bat tery is recommended. Mak e cer tain the transmitter power switc h is Off before installing or c hanging batteries. When inserting the bat ter y , observe correct polarity as marked inside the battery compar tment. The transmit ter h ousings are designed to prev ent inc[...]

  • Page 5

    5 T en T ips T o Obtain The Best Results Syst em Operation 1 . Use only fresh alkaline bat teries. Do not use “general purpose ” (carbon-zinc) bat teries. 2. P osition the receiver so that it has the f ew est possible obstructions between it and the normal location of the transmit ter . Line-of-sight is best. 3. The transmit ter and the receiv [...]

  • Page 6

    6 S yst em Operating F r equencies Fr equency Selection Eac h transmit ter/receiver sy stem operates on a single factor y aligned, cr ystal-controlled frequency . A vailable frequencies are shown in the c hart belo w . Operating frequency is specified by a two c haracter code, s uc h as “T2, ” in addition to the actual frequency in MHz. The fre[...]

  • Page 7

    7 Specifications † O VERALL S Y STEM O perating F requency VHF high band, 1 69 MHz to 1 72 MHz F requency Stabilit y ±0.005% M odulation Mode FM Maximum Deviation ±1 5 kHz O perating Range 200' t ypical O perating T emperature R ange 40° F (4° C) to 1 1 0° F (43° C) F requency Response 80 Hz to 1 3 kHz RECEIVER R eceiving S ystem Non-d[...]

  • Page 8

    Figur e A (p. 3) A ntennas Figur e B - F ront panel controls and functions Receiver Contr ols and F unctions Figur e C - Rear panel controls and functions 2 3 4 8 1 a 1 b 6 5 8 7[...]

  • Page 9

    T ransmit ter Contr ols and Functions Figur e D Figur e E Figur e F Figur e G Figur e H Figur e I ➞ ➞ 9 B attery P olarity D iagram Battery -Save Switc h ( under screwdriver clip) G uitar T rimmer ( GT) Microphone T rimmer (MT) Battery P olarity Diagram B attery -Save S witc h Battery Condition Indicator Power Switc h On / Standb y/ Of f Batter[...]

  • Page 10

    A udi o- T ec hnica U. S ., Inc., 12 21 Commerce Drive, Stow , Ohio 44 2 2 4 330 /6 8 6 -2600 www .audio-tec hnica.com P5 185 8- 0 1 ©2 0 1 1 Audi o- T echnica U. S., Inc. Printed in U.S .A.[...]