Featuring the EX-503 high quality omni-directional electret condenser microphone element, the 31LT also has an input level control, a durable ABS case with snap-off belt clip, and a 3-position Power switch with Standby for muting the audio.
| Transmitter Technical Specs | |
| Frequency Range | 25 VHF Channels |
| (169.505 - 197.325 MHz) Frequency Response | 40Hz to 18KHz |
| (+/- 3dB) Audio Distortion | less than 1.0% (± 15K deviation) |
| Dynamic Range | better than 100dB |
| S/N Ratio | better than 95dB |
| Operating Temperatures | 0° C to 45° C |
| Operating Range | 100m under ideal conditions |
| Oscillator | Crystal Controlled |
| Type of Emission | FM |
| Antenna | External Antenna |
| Pre-emphasis | 50 Micro Sec. |
| MAX Input Level | 0dBm - 10dBm |
| Microphone | Lav. or Headset |
| RF Output Power | 30mW |
| Input Impedance | 2.2 k ohms |
| Audio Adj. Range | +30dB |
| Battery | 9v (006p) |
| Battery Life | 8 to 10 hours with Alkaline Battery |
| Dimensions | 86(H) x 60(W) x 21.5(D) mm (3.4" x 2.4" x 0.85") |
| Weight (Without Battery, Mic, Cable) | 112g (3.9 Oz.) |
| Weight | 1.00 Lbs |
| Options | |
| Available Frequency (Choose One) | A1 (169.505 Travel),A3 (171.045 Travel),A4 (171.905 Travel),B1 (175.400 7),B2 (178.225 7),B3 (179.200 7),B4 (176.425 7),B5 (177.650 7),C1 (181.400 8),C2 (184.025 8),C3 (185.125 8),C4 (181.850 8),C5 (182.550 8),D1 (187.800 9),D2 (188.200 9),D3 (190.600 9),D4 (191.300 9),D5 (189.325 9),D6 (190.075 9),E1 (194.400 10),E2 (195.425 10),E3 (196.800 10),E4 (197.325 10),E5 (193.825 10),E6 (195.975 10) |