핸드헬드 ULX2송신기인BETA87C는 단일지향의 콘덴서 마이크 카트리지는 스튜디오 음질을 재생하며 라이브 공연시 보컬을 위해 제작된 마이크 입니다. 단일지향성의 마이크는 개인모니터 사용시 일어날수 있는 피드백현상을 억제 시켜 줍니다.
ULX2 무선 헨드헬드 송신기는 그룹/채널과 건전지 잔량을 나타내는 LCD창과 같은 한층 더 업그레이드 된 기술을 제공합니다. 주파수 및 전원 잠금 장치가 있어 9v의 건전지로 최대 8시간의 사용이 가능합니다.
ULX2 Transmitter Input _?xml_:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />
Configuration
|
Unbalanced, active
|
Actual Impedance
|
20 kilohms
|
Maximum Input Level (1 kHz, 1% THD)
|
12 dBV (10 Vp.p)
|
RF Carrier Frequency Range
470.000 to 865.000 MHz (Available frequencies depend on the applicable regulations in the country where the system is used). Refer to the frequency supplement supplied with the system.
Effective Range
100 m (300 ft.) under optimal conditions
NOTE: Actual working range depends on RF signal absorption, reflection, and interference
Audio Frequency Response
25 to 15,000 Hz, +/- 2 dB
NOTE: Overall system frequency response depends on the microphone element.
Transmitter Audio Polarity
Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of low impedance output) and the tip of the high impedance 1/4-inch output
Transmitter Gain Adjustment Range
ULX1: 25 dB
ULX2: 25 dB
Receiver Audio Output Level (+/- 38 kHz deviation, 1 kHz tone)
XLR connector (into 600 ohm load): +3.9 dBV (line), -17 dBV (mic)
1/4 inch connector (into 3000 ohm load): -2 dBV
Impedance
ULX1 (input): 1 Megohm ULXS4, ULXP4 (output): 50 ohms at line level; 2000 ohms at mic level
Modulation
+/- 38 kHz deviation compressor-expander system with pre- and de-emphasis.
RF Power Output
ULX1, ULX2: 30 mW maximum
Dynamic Range
>100 dB, A-weighted
RF Sensitivity
1.26 microVolt for 12 dB SINAD (typical)
Image Rejection
80 dB typical
Spurious Rejection
75 dB typical
Ultimate Quieting (reference +/- 38 kHz deviation)
>105 dB, A-weighted
System Distortion (reference +/- 38 kHz deviation, 1 kHz modulation)
0.3% total harmonic distortion, typical
Power Requirements
ULX1, ULX2: 9V alkaline battery; 8.4 V Nicad optional
ULXS4, ULXP4: 14 - 18 Vdc (negative ground), 550 mA
Battery Life
8 to 9 hours (with 9V alkaline battery)
Operating Temperature Range
-20 degrees to 49 degrees C (-4 degrees to 120 degrees F)
NOTE: Battery characteristics may limit this range.
Overall Dimensions
ULX1: 96.5 mm H x 67 mm W x 26.7 mm D (3.86 x 2.68 x 1.10 in.)
ULX2/SM58: 228.6 L x 51 mm Dia. (9 x 2 in)
ULX2/BETA 58: 220.9 mm L x 51 mm Dia. (8.7 x 2 in.)
ULX2/SM86: 213 mm L x 49 mm Dia. (8.4 in x 1.9 in)
ULX2/87, ULX2/BETA 87: 223.5 mm L x 51 mm Dia. (8.8 x 2 in.) < /dd>
ULX4S: 43 mm H x 214 mm W x 163 mm D (1.72 in. x 8.56 in. x 6.52 in.)
ULX4P: 43 mm H x 214 mm W x 172 mm D (1.72 in. x 8.56 in. x 6.88 in.)
Net Weight
ULX1: 79 g (2.8 oz.) without battery
ULX2/58, ULX2/BETA 58: 289 g (10.2 oz.) without battery
ULX2/SM86: 251 g (8.8 oz.) without battery
ULX2/87, ULX2/BETA 87: 258 g (9.1 oz.) without battery
ULXS4: 1049 g (2 lbs, 5 oz.)
ULXP4: 1105 g (2 lbs, 7 oz.)