Azden : IRN-20
Description
The Azden IRN-20 Pendant Transmitter is a palm-sized, neck-worn microphone and IR (Infrared) emitter pendant for use with Azden IR receivers such as the IRR-40P. The IRN-20 is an ideal choice for wireless presentations and speech providing reliable, hands-free operation in classrooms, boardrooms, etc. The pendant includes a lanyard and features a dual microphone for stereo capturing of vocals and a higher degree of consistency during movement. There is an external microphone input for using optional microphones, and a line-input (Aux) jack allows connection to audio player devices such as iPods and MP3 players.
Features
IRN-20 features include:
- Microphone and emitter feature built in a compact pendant worn around the neck
- Dual microphones for wide, stereo capturing of speech
- Remote volume feature
- Battery status on power up
- Optional microphone input for connecting an external microphone
- AUX jack for connecting a line audio device such as an iPod or MP3 player
- Powered with a single AA battery
- Power input jack for recharging batteries
- Neck lanyard included
Specifications
| IRT-10 (desk top transmitter) | IRN-20 (neck-worn transmitter) | IRN-30 (Handheld transmitter) | |
| Sub-carrier frequencies | 2.80MHz | 2.06MHz | 2.56MHz |
| Modulation | FM | FM | FM |
| Microphone element | N/A | Uni directional ECM x2 | Uni directional ECM x1 |
| Frequency max deviation | <±40kHz | <±40kHz | <±40kHz |
| Frequency response | 50 – 10kHz ±3dB | 100 – 8kHz ±3dB | 100 – 8kHz ±3dB |
| Aux/Line input | φ3.5mm mini jack | φ3.5mm mini jack | φ3.5mm mini jack |
| Mic input | N/A | φ3.5mm mini jack | φ3.5mm mini jack |
| Mic gain adjustment | N/A | from +6dB to -10dB | from +6dB to -10dB |
| Input adjustment | ×1 | N/A | N/A |
| Battery type | 2 AA alkaline / 2 AA rechargeable NiMH | 1 AA alkaline / 1 AA rechargeable NiMH | 1 AA alkaline / 1 AA rechargeable NiMH |
| Battery life | >8 hours w/alkaline battery | >8 hours w/alkaline battery | >8 hours w/alkaline battery |
| Size | 100 x 64 x 27 mm | 95 x 25 x 50 mm | 27 x 27 x 90 mm |
| Weight | 160g w/battery | 74g w/battery | 74g w/battery |