Typical VSWR curve
HX 2/70/FQ/FQ-FME
Helical Antenna with Universal FME-Connection System for Portable Equipment in the 2 m and 70 cm Band
Description
- Flexible, conical steel helix moulded in flexible thermoplastic rubber.
- Reduced-size ¼ λ helical antenna whip.
- Optimum performance compared to physical dimensions.
- Delivered factory tuned and tested to ensure minimum VSWR.
- Provided with universal FME-connection system for optimum flexibility and easily exchangeable connectors.
- Designed for use with the following of Procoms line of black FME-connectors (to be ordered separately): BFME-UHF, BFME-BNC, BFME-TNC, BFME-N, BFME-EBNC and BFME-ETNC.
Specification
| Electrical | |
| Model | HX 2/70/FQ/FQ-FME |
|---|---|
| Frequency | 160 MHz band: freq. to be stated within: 144 – 175 MHz 450 MHz band: freq. to be stated within: 380 – 470 MHz |
| Antenna Type | Shortened ¼ λ helical antenna |
| Max. Input Power | 50 W |
| Polarisation | Vertical |
| Impedance | 50 Ω |
| Gain | Approx. -3 dB (compared to a ¼ λ portable antenna) |
| VSWR | < 1.6:1 when mounted directly on portable equipment |
| Bandwidth | 160 MHz: ≥ 16 MHz @ VSWR ≤ 3.0 450 MHz: ≥ 25 MHz @ VSWR ≤ 3.0 |
| Mechanical | |
| Connection(s) | FME(f) (Exchangeable BFME-connectors to be ordered separately) |
|---|---|
| Materials | Steel helix moulded in flexible thermoplastic rubber Black-chromed brass |
| Colour | Black |
| Historic Brand | Procom |
| Height | Approx. 150 mm / 5.91 in. |
| Weight | Approx. 0.03 kg / 0.07 lb. |
Ordering Codes
| Model | Product No. |
|---|---|
| Helical Antenna with Universal FME-Connection System for Portable Equipment in the 2 m and 70 cm Band | 140000123 |
Additional Information
Recommended BFME-Connectors
(To be ordered separately)
Please Note
The HX 2/70 is also available with SMA male connector and different thread studs, but in this case with fixed, non-exchangeable connector (not FME-connection system). Information on these special versions on request.
PROCOM A/S reserves the right to
amend specifications without prior notice
PROCOM A/S • Smedetoften 12
DK 3600 Frederikssund • Denmark
Generated : 2026-06-26
Version 1