Side-by-side
R-28 Series 28.5 V DC Rectifier vs UGP100 Half-duplex Intercom
Spec comparison for two products on Aviation Souk. Both compete in Ground Support Equipment (GSE).

Ground Support Equipment (GSE)
R-28 Series 28.5 V DC Rectifier
by CDR Technology OÜ
High-current 28.5 V DC ground rectifier with 2,500 A overload headroom for reliable engine-start and avionics servicing of aircraft and helicopters.

Ground Support Equipment (GSE)
UGP100 Half-duplex Intercom
by Inbertec
Side-PTT wireless walkie-talkie for tug and truck drivers on the Inbertec ramp network
| Cost of ownership | R-28 Series 28.5 V DC Rectifier | UGP100 Half-duplex Intercom |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | R-28 Series 28.5 V DC Rectifier | UGP100 Half-duplex Intercom |
|---|---|---|
| Output voltage | 28.5 (modes: 28 / 48 / 56) V DC | — |
| Continuous rated current | Up to 1,600 A | — |
| Overload current | Up to 2,500 A | — |
| Output channels | Up to 2 independent | — |
| Module swap / repair time | <10 min | — |
| Operating noise | <65 dB(A) @ 1 m | — |
| Features | Energy monitoring, black-box logging, eco mode | — |
| Model | — | UGP100 |
| Type | — | Half-duplex wireless intercom / walkie-talkie |
| Transmit control | — | Push to talk (side PTT) |
| Working distance | — | 1600 ft (~488 m) |
| Form factor | — | Compact portable with clip |
| Display | — | Channel and battery level screen |
| Emergency alarm | — | Yes |
| Compatibility | — | Inbertec wireless intercom products (UW / UGA series) |
| Typical user | — | Tug operator / truck driver |
| Provenance | — | Inbertec GSE wireless catalogue (RFQ f9cfd705) |
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