Lectrosonics IFBT4-470, IFB TX, BASE STATION TYPE, DIGITAL HYBRID (Frequency Block 470)
Vendor: Lectrosonics
Available
Lectrosonics IFBT4-470, IFB TX, BASE STATION TYPE, DIGITAL HYBRID (Frequency Block 470)
The Lectrosonics IFBT4-470 is a Frequency-Agile Compact IFB Transmitter that combines high-quality audio with an extended operating range to provide an accurate and reliable sound transmission. The Lectrosonics IFBT4-470 can serve as a standalone device, it can also be patched directly into many intercom systems. The transmitter uses Lectrosonics' Digital Hybrid Wireless System to transmit data to the receiver, combining the best of both analog and digital transmission. The Lectrosonics IFBT4-470 is very easy and friendly to use and program on the fly, thanks to the high-contrast LCD that is visible even in sunlight. Its machined aluminum construction ensures durability so the transmitter will last many years, even in the most demanding environments.
Lectrosonics IFBT4-470 Main Features
- Digital Hybrid Wireless Technology
- 256 UHF Frequencies In 100kHz Steps
- Microprocessor-Controlled Operation
- 250mW Power Output For Long-Range Use
- Pilot Tone Squelch Control
- DIP Switch Programmable Intercom Input
- Multi-Function LCD Display
- Rugged Machined Aluminum Construction
- For Broadcast/Movie/Theater/Stage Use
- Extended Operating Range
- For Standalone Or Intercom System Use
- Patented Digital Hybrid Wireless System
Frequencies | 256 channels/block |
Channel Spacing | 100kHz |
RF Power Output | 250 mW |
Spurious and Harmonic Suppression | 37 dBc above 1 GHz |
Frequency Stability | ±0.001% (10 ppm) at 77 °F (25 °C) |
Temperature Stability | ±0.001% (10 ppm) from -22 to 122 °F (-30 to 50 °C) |
Channel Selection | Momentary pushbutton switches, tune-up and down |
Compatibility Modes | Digital Hybrid Wireless (400 Series), 100 Series, 200 Series, Mode 3, Mode 6, and IFB |
Pilot Tone | IFB & 100 Mode: 29.997kHz 200 Mode: 32.765kHz 400 Mode: step selected |
Modulation | FM - IFB & 100 MODE: ±20kHz deviation FM - 200 & 400 MODE: ±75kHz |
Audio Frequency Response | IFB MODE System Response: 100 Hz to 8kHz, ±1 dB 200 & 400 MODE System Response: 30Hz to 20kHz, ±1 dB |
Low-Frequency Roll-Off | Menu selectable for 3 dB down at 35 Hz or 50 Hz |
Signal-to-Noise Ratio | 90 dB typical ("A" weighted) |
Audio Compression | IFB/100/200 Mode: 2 to 1 |
Output Impedance | 50 Ohms |
Audio Input Level | Line, RTS1 & RTS2: 0 dBu Clear-Com: -10 dBu Mic Dry Inputs: -42 dBu (no phantom power) Max: ±50 V dc |
Audio Input | Balanced and Unbalanced, rear panel selectable for Line, Mic. RTS 1, RTS 2, & Clear Comm |
Audio Input Impedance | Balanced: > 2 K (at any gain setting) Unbalanced: > 1 K (at any gain setting) |
Gain Control | -18 to 24 dB (0 dB nominal center) |
Audio Input Jack | Standard XLR female connector |
Input Power | Typical: 12 to 14 V DC Maximum: 200 ma Maximum Input Range: 6 to 18 V DC |
Power Input Connection: | Coax type, locking LZR RL26AE |
Indicators | MENU momentary push-button switch Power OFF-TUNE-XMIT, 3 position slide switch Select Up momentary push-button switch Select Down momentary push-button switch |
Controls | Rear Panel: Input Mode Select, 4 section DIP switch |
Dimensions (L x W x H) | 5.25 x 3.25 x 1.25" (13.34 x 8.26 x 3.18 cm) |
Weight | 9.0 oz (255.15 g) |