2000 Series Wireless Handheld Microphone System ยี่ห้อ Audio-Technica รุ่น ATW-2120b
| Overall System | |
|---|---|
| Operating Frequencies | UHF Band D: 656.125 to 678.500 MHz DISCONTINUED IN NORTH AMERICABand I : 487.125 to 506.500 MHz |
| Modulation Mode | FM |
| Maximum Deviation | ±40 kHz |
| Frequency Response | 100 Hz to 15 kHz (+1 dB, -3 dB) |
| Operating Range | 100 m (300′), typical Open range environment with no interfering signals. |
| Total Harmonic Distortion | < 1% (at 1 kHz, ±20 kHz deviation) |
| Operating Temperature Range | 5º C to 45º C 41º F to 113º F Battery and LCD performance may be reduced at very low temperatures. |
| Number Of Channels | 10 total |
| Handheld Transmitter | |
| RF Power Output | High: 30 mW; Low: 10 mW (switchable), at 50 ohms |
| Spurious Emissions | Following federal and national regulations |
| Microphone Element | Dynamic cardioid |
| Battery Type | Two 1.5V AA alkaline (not included) or two 1.2V AA NiMH (not included)Recharging power for NiMH batteries (with ATW-CHG2) U.S./Canada/Latin America: 3.2 V DC, 230 mA x2 Other world areas: 3.2 V DC, 320 mA x2 |
| Battery Life | High: 7 hours (alkaline) Low: 9 hours (alkaline) Depending on battery type and use pattern. |
| Dimensions | 232.0 mm (9.13″) long, 48.0 mm (1.89″) diameter |
| Net Weight | 252 g (8.9 oz), without batteries |
| Accessories Included | AT8456a Quiet-Flex stand clamp |
| Body Pack | |
| RF Power Output | High: 30 mW, Low: 10 mW (switchable), at 50 ohms |
| Battery Life | High: 7 hours (alkaline) Low: 9 hours (alkaline) Depending on battery type and use pattern. |
| Battery Type | Two 1.5V AA alkaline (not included) or two 1.2V AA NiMH (not included)Recharging power for NiMH batteries (with ATW-CHG2) U.S./Canada/Latin America: 3.2 V DC, 230 mA x2 Other world areas: 3.2 V DC, 320 mA x2 |
| Dimensions | 66.0 mm (2.60″) W x 22.5 mm (0.89″) D x 92.3 mm (3.63″) H |
| Input Connections | Four-pin Locking Connector Pin 1: GND Pin 2: INST INPUT Pin 3: MIC INPUT Pin 4: DC BIAS +9V |
| Net Weight | 81 g (2.9 oz), without batteries |
| Spurious Emissions | Following federal and national regulations |
| Receiver | |
| Receiving System | True diversity |
| Image Rejection | 60 dB nominal, 55 dB minimum |
| Antenna Input | BNC-type, 50 ohms Bias voltage 12V DC, 60 mA, each |
| Dimensions | 210.0 mm (8.27″) W x 162.2 mm (6.39″) D x 44.0 mm (1.73″) H Not including BNC connectors or feet. |
| Weight | 1.0 kg (35.3 oz), without accessories |
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