ページ1に含まれる内容の要旨
CH230/
CH230W
Condenser Cardioid
Hanging Microphones
• Available in black or white
• Braided cable shield maintains
horizontal aiming, even when
temperature and humidity vary
• Preamp mounts in standard
electrical boxes
• Steel preamp shield gives high
resistance to electrical noise and
rf interference
• Hum-bucking output transformer
cuts hum by more than 20 dB
• Screw-type output terminals are
reliable over the long term
quality.
Assembly
Description and Application
The CH230 and CH230W are ea
ページ2に含まれる内容の要旨
CH230/CH230W Condenser Cardioid Hanging Microphone up with “INPUT-OUTPUT” aligned as wires for terminals 2 and 3 are reversed. The second rule, the “3-to-1 rule,” should be shown in Figure 3. Start the assembly by Tighten the terminal block screws with a applied when more than one microphone is 1 inserting the two 1 / -in. screws into the up- small-blade screwdriver. required, and their outputs are combined (as 4 per left-hand and lower right-hand holes, with a mixer). Following the 3-to-1 rule
ページ3に含まれる内容の要旨
CH230/CH230W Condenser Cardioid Hanging Microphone CH230/CH230W Condenser Cardioid Hanging Microphone Terminations to the electronics module shall at any time after repairs have been made to are guaranteed against malfunction from any be terminal blocks. the product by anyone other than Electro- cause for two (2) years from the date of origi- Voice Service or any of its authorized ser- nal purchase. In addition, the Limited War- The Electro-Voice model CH230 (CH230W) vice representatives. Obtain
ページ4に含まれる内容の要旨
CH230/CH230W Condenser Cardioid Hanging Microphone FIGURE 3—Assembly Drawing FIGURE 4—Electronics Board and Wiring FIGURE 5—Hanging Microphone Placement FIGURE 6—3-to-1 Rule FIGURE 7—Live Theater Placement 44 CH230/CH230W Condenser Cardioid Hanging Microphone
ページ5に含まれる内容の要旨
CH230/CH230W Condenser Cardioid Hanging Microphone CH230/CH230W Condenser Cardioid Hanging Microphone Power Requirements: Specifications Dimensions, 12 to 52 V dc phantom supply Transducer: Generation Element: Current Consumption: 10.5 mm (0.4 in.) diameter, Condenser, back electret 2.1 mA 41.9 mm (1.65 in.) long Frequency Response (see Figure 1): Switchable High-Pass Filter, Microphone Cable: 30 Hz to 20,000 Hz Corner Frequency: 9.1 m (30 ft) long Polar Pattern (see Figure 2): 75 Hz Electronics
ページ6に含まれる内容の要旨
CH230/CH230W Condenser Cardioid Hanging Microphone 600 Cecil Street, Buchanan, MI 49107 616/695-6831, 616/695-1304 Fax MICROPHONES–Condenser Cardioid Part Number 532021 — 9941 ©EVI Audio 1999 • Litho in U.S.A. 6 CH230/CH230W Condenser Cardioid Hanging Microphone
