vhfBridge Jeweller (without casing)

Lifecycle status unknown

Lifecycle status unknown

Ajax Systems vhfBridge Jeweller (without casing)

Category

Expander

First seen by Awernica

Nov 2026

Keep every device you have installed in one list – firmware, lifecycle and replacements. No card.

Latest Firmware

Not specified

No verified firmware data

Lifecycle Status

Not published

Ajax Systems does not publish lifecycle or end-of-life data

Replacement

Not specified

No verified replacement

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Specifications

From the manufacturer's product information.

Communication

Frequency bands: 866.0–866.5 MHz868.0–868.6 MHz868.7–869.2 MHz905.0–926.5 MHz915.85–926.5 MHz921.0–922.0 MHz
Maximum effective radiated power (ERP): up to 25 mW
Radio signal modulation: GFSK
Radio communication range: up to 5,900 ft

Power supply

Main: 100–240 V, 50/60 Hz
Backup: 12 V⎓ battery, 4 or 7 Ah
Calculated battery life: up to 75 hours
VHF transmitter power: 10.5–15.5 V⎓, up to 2 A

Key features

Number of potential outputs: 8
Compatibility with third-party VHF radio transmitters: Any VHF transmitter with relay inputs can be connected to vhfBridge Jeweller
Adjustable pulse duration: from 0.5 to 255 s
Operation modes: pulse; bistable
Output types: high potential (positive trip); low potential (negative trip)

Sabotage protection

Protection against spoofing: device authentication
Tamper alarm: 2 tampers
Communication loss detection: after 36 s

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