Deity - THEOS DIFB Kit ( 1 x DBTX / 3 x DIFB)
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Description
Article no.: 246-1830
eity THEOS DIFB (Global Unit) - Digital IFB receiver for professional production
THEOS DIFB is a modern, digital IFB (Interruptible Foldback) receiver in robust metal construction, developed for fast and reliable cueing on set. With ultra-wide frequency range (550-960 MHz) and Global OneBand™ compatibility, it automatically adapts to local RF regulations, making it ideal for international film and TV productions.
Features include
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Ultra-wide frequency range: 550-960 MHz with Global OneBand™
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True diversity system: Two SMA antennas ensure stable signal and minimize dropouts
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Large color display and metal knob: Quick and intuitive control directly on the device
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Lockable 3.5 mm headphone jack: Keeps earbuds and cables securely in place
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Compatible with THEOS transmitters and can be quickly paired via scanning
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Up to 20 frequency presets: Easily switch between channels and teams
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Industry-leading battery life:
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Up to 17 hours with lithium batteries
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About 10 hours with alkaline
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About 9 hours with 1900 mAh NiMH
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External power via USB-C: For all-day productions
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Text-to-speech in the headphones: The device reads out the name of the channel (DID) - perfect when worn on the belt
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Robust metal housing: Tested for 1 meter drop height
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Bluetooth support: For wireless headphones and app configuration
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Sidus Audio app control:
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Perform RF scanning
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Manage frequency coordination
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Program multiple devices simultaneously - ideal for multi-team productions
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Technical specifications
| Specification | Value |
|---|---|
| RF modulation: | Proprietary digital RF modulation |
| Frequency range: | 550-960 MHz (depending on region) |
| Frequency step: | 100 kHz |
| RF bandwidth: | 200 kHz |
| Minimum frequency range: | 700 kHz |
| Antenna connectors: | 2 × 502 SMA |
| Dynamic range: | 105 dBm |
| Distortion: | < 0,5 % |
| DAC bit depth: | 24 bit |
| Power supply: | 2 × AA batteries |
| Battery life (Deity AA, BT off): | Up to 17 hours |
| Dimensions (H × W × D): | 82.5 × 64.21 × 19.90 mm |
| Weight: | Without battery/antenna: 105.5 g - With battery/antenna: 148.6 g |
| Operating temperature: | -20°C to +45°C |
THEOS DBTX is a digital UHF transmitter with wideband support and professional audio performance. It is designed for film, TV and broadcast productions where reliability, sound quality and frequency flexibility are essential.
Technical specifications
| Specification | Value |
|---|---|
| RF modulation: | Proprietary digital RF modulation |
| Transmitter power: | 10 mW, 25 mW, 50 mW, 100 mW* |
| RF spectrum: | 550 MHz - 960 MHz** |
| Frequency step: | 100 kHz |
| Channel spacing: | 700 kHz |
| Antenna connector: | 50 Ω SMA |
| Dynamic range: | 123 dB |
| Distortion: | < 0,5 % |
| Frequency range: | 20 Hz - 20 kHz |
| Microphone voltage: | MIC-3V, MIC-5V, LINE |
| Microphone connector: | 3.5 mm TRS (lockable) |
| Input gain: | 0 dB - 30 dB |
| A/D converter: | 24-bit |
| Sampling rate: | 48 kHz |
| Dimensions (H × W × D): | 88.45 × 65 × 17.8 mm |
| Operating temperature: | -20°C to +45°C |
* RF power varies depending on local regulations.
** Actual frequency range depends on regional conditions (blocks).
About DBTX
The Deity THEOS DBTX is designed to deliver clean, digital audio transmission with wideband support (550-960 MHz) and adjustable transmitter power. With a dynamic range of 123 dB and low distortion (<0.5%), it offers clear and transparent sound quality even under demanding conditions.
The transmitter has a lockable 3.5 mm TRS input that can feed both microphone and line level, and offers individual gain adjustment (0-30 dB) for perfect level matching.