Fleetwood Digital
Retevis HS4 (Quad 5 AT-5555) 10+ Meter Mobile CB Style Amateur Ham Radio - 2024 Version With CTCSS/DCS
Updated for 2024. This popular 10 m mobile CB-style amateur radio now adds CTCSS/DCS tones and supports both electret and dynamic microphones via the standard 4-pin jack.
Retevis Ailunce HS4 10–12 Meter SSB Mobile Transceiver (AM/FM/PA/USB/LSB/CW)
Highlights
- 6 operational modes with CW key input (2.5 mm).
- 6 channelized zones (A/B/C/D/E/F) for flexible coverage.
- Large LCD showing frequency & function status at a glance.
- Clear audio with squelch & noise-reduction features.
- 104 CTCSS/DCS tone options to filter co-channel chatter (not encryption).
- SWR protection extends radio service life.
- Dual-watch, keypad lock, and VFO knob with 10/100/1k/10k Hz steps.
- Supports electret & dynamic microphones via standard 4-pin connector.
Specifications
| GENERAL | |
|---|---|
| Frequency Range | 28.000–29.700 MHz |
| Frequency Bands | A / B / C / D / E / F |
| Channels | 60 (programmable) |
| Frequency Control | PLL synthesizer |
| Step Options | 10 Hz, 100 Hz, 1 kHz, 10 kHz |
| Tolerance / Stability | 0.005% / 0.001% |
| Temperature Range | −30 °C to +50 °C |
| Microphone | Dynamic plug-in, PTT/UP/DN/ASQ switches, coiled cord |
| Input Voltage | 13.8 V nominal (15.9 V max; 11.7 V min) TX: AM full-mod 6 A | RX: squelched 0.8 A | SSB 30 W PEP 9 A |
| Size | 28 × 25 × 6 cm |
| Weight | 1.5 kg |
| Antenna Connector | SO-239 (UHF) |
| TRANSMITTER | |
|---|---|
| Power Output (adj.) | AM/CW: 1–12 W • FM: 1–40 W • USB/LSB: 1–35 W |
| Modulation | AM, FM |
| Inter-modulation Distortion | SSB: 3rd < −25 dB, 5th < −35 dB |
| SSB Carrier Suppression | 55 dB |
| Unwanted Sideband | 50 dB |
| Frequency Response | AM/FM: 450–2500 Hz |
| Output Impedance | 50 Ω (unbalanced) |
| RECEIVER | |
|---|---|
| Sensitivity | SSB: 0.25 µV for 10 dB (S+N)/N @ >0.5 W audio AM: 1.0 µV for 10 dB (S+N)/N @ >0.5 W audio FM: 1.0 µV for 20 dB (S+N)/N @ >0.5 W audio |
| Selectivity | AM/FM: 6 dB @ 3 kHz, 50 dB @ 9 kHz • SSB: 6 dB @ 2.1 kHz, 60 dB @ 3.3 kHz |
| Image Rejection | > 65 dB |
| IF Frequency | AM/FM: 10.695 MHz (1st), 455 kHz (2nd) • SSB: 10.695 MHz |
| RF Gain Control | 45 dB adjustable |
| AGC | < 10 dB audio change for 10–100,000 µV inputs |
| Squelch | Adjustable; threshold < 0.5 µV • ASC (AM/FM) 0.5 µV |
| ANL / Noise Blanker | ANL switchable • RF-type NB (AM/FM/SSB) |
| Audio Output | 3 W into 8 Ω • Built-in 8 Ω round speaker • Ext. 8 Ω speaker disables internal |
| Frequency Response | 300–2800 Hz |
| Adjacent-Channel | 60 dB (AM/FM) • 70 dB (SSB) |
Amateur radio license required. CTCSS/DCS are tone squelch “privacy codes” that help filter interference—they are not encryption. Always follow local regulations.
1. Estimated Shipping Time
Most orders will ship within one (1) business day of payment receipt, Some will be shipped within 3 business days. Once your order has been shipped, you will receive an email notification. . We do not ship on weekends or various national holidays.
2.Delivery Time & Shipping Fee
Note: We only ship to Canada and the U.S (some conditions applied)
For domestic orders, We offer free shipping via Canada Post Regular Parcel Services (Expedited service is available for extra charge);
For U.S orders, we ship via UPS standard services.
For U.S Buyers
- Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility.
- Please check with U.S customs office to determine what these additional costs will be prior to bidding/buying.
- These charges are normally collected by the delivering freight (shipping) company or when you pick the item up - do not confuse them with additional shipping charges.
- We do not mark merchandise values below value or mark items as "gifts".
- Free shipping only applies to domestic orders. There will be a shipping charge for U.S buyers.
The exact time of arrival varies from difference address. Due to the COVID-19, delivery time may be affected in some areas. It is usually delayed 1-3 business days than the original basis.Buyer Feedback
3. HOW TO TRACK MY ORDERS?
After placing your order, you will receive an email with details of your order. You could follow the link in email to track your order.
If you did not receive it, you could contact us to track the order.
4. About Taxes
We charge Tax on all Canadian orders, and the taxes will be calculated at checkout.
