Bogen-WMT1AS-Operation-Manual 电路图 维修手册.pdf

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1、Line Input/Line Output Matching Transformer Model WMT1AS The WMT1AS i s a balanced and i solated i mpedance matchi ng transformer wi th addi ti onal features that allow adapti ng of si gnal levels between vari ous audi o source and i nput types. Typi cal uses are to provi de a 600-ohm balanced i npu

2、t adapter for unbalanced AUX i nputs. WMT1AS can also be used to dri ve long, balanced, twi sted pai r cable. Thi s i mproves noi se rejecti on and the maxi mum run length. The WMT1AS can adapt speaker level si gnals (25V/70V systems) to a level sui table for the AUX i nput of an ampli fi er, adapt

3、li ne-level si gnals down to levels sui table for MIC i nputs and can adapt speaker level si gnals to MIC level as well. See the drawi ng below for setti ng the Operati ng Modes. LINESPEAKER JUMPER PIN LINE INPUTMIC INPUT JUMPER PIN SWITCH UP SWITCH DOWN OPERATING MODE SELECTION Speci fi cati ons ar

4、e subject to change wi thout noti ce. 2010 Bogen Communi cati ons, Inc. 54-2202-01A 1107 SWITCHJUMPER ADAPT HI-Z AUX INPUT TO 600 BALANCED INPUTLINELINE600 BAL INPUT*TO AUX LEVEL INPUT ADAPT SPEAKER LEVEL TO HI-Z AUX INPUTSPKLINE TO SPEAKER LINE*TO AUX LEVEL INPUT ADAPT LINE LEVEL TO MIC LEVEL INPUT

5、LINEMICTO LINE LEVEL SOURCETO MIC LEVEL INPUT ADAPT SPEAKER LEVEL TO MIC LEVEL INPUTSPKMICTO SPEAKER LINE*TO MIC LEVEL INPUT DRIVE 600 BALANCED LINELINELINETO 600 BALANCED LINEFROM DRIVE SOURCE * SHIELD CAN BE CONNECTED TO CENTER TAP, MIDDLE SCREW *70V OR 25V SPEAKER SYSTEMS SCREW TERMINALSRCA PLUG

6、SETTINGS APPLICATION Screw Terminal Mode Select RCA Plug Mode Select 54-2202-01A_WMT1AS Manual:Layout 1 7/21/11 2:29 PM Page 1 RadioFans.CN 收音机爱 好者资料库 50 Spri ng Street, Ramsey, NJ USA Tel.: 201-934-8500 Fax: 201-934-9832 The WMT1AS i s warranted to be free from defects i n materi al or workmanshi p

7、 for two (2) years from the date of sale to the ori gi nal purchaser. Thi s warranty does not extend to any of our products that have been subjected to abuse, mi suse, i mproper storage, neglect, acci dent, i mproper i nstallati on or have been modi fi ed or repai red or altered i n any manner whats

8、oever, or where the seri al number or date code has been removed or defaced. L I M I T E D W A R R A N T Y 600 600 CT 150 RCA PLUG 15k LINE SPK LINE MIC 24k 24k 600 Input or Output (Switch in LINE Position.) 25V/70V Speaker Connections (Switch in SPK Position.) AUX Level Signal to Amp Input (Jumper

9、in LINE Position.) MIC Level Signal to MIC Input (Jumper in MIC Position. Use suitable adapter for MIC connector style.) -70 -60 -30 -20 -10 0 10 20 601001K10K20K SW: LINE JMP: LINE600 10K 600 10K 10K 48K 600 150 48K 150 SW: LINE JMP: LINE SW: SPK JMP: MIC SW: SPK JMP: LINE SW: LINE JMP: MIC SIGNAL FLOW OPTION SETTINGS NOMINAL IMPEDANCE VOLTAGE GAIN* (dBr) FREQUENCY (Hz) * SOURCE IMP= 40, LOAD IMP = 100K TYPICAL PERFORMANCE 54-2202-01A_WMT1AS Manual:Layout 1 7/21/11 2:29 PM Page 2 RadioFans.CN 收音机爱 好者资料库