Heltec RDC1 RadioCore Mini Portable LoRa Node, 902-928 MHz
Heltec RDC1 RadioCore Mini Portable LoRa Node, 902-928 MHz
Thank you for supporting a US-based small business!
Out of Stock!
Couldn't load pickup availability
Free standard shipping on US orders over $150
Add $150 to your cart to unlock free standard shipping. Use code FREESHIPPING at checkout.
US orders only. Excludes oversized, freight, and bulk orders. Not combinable with other discounts. Expedited shipping not included. CircuitMess items do not count toward free shipping. The FREESHIPPING code must be entered at checkout.
Description ▼
Note: This is the Heltec RDC1 RadioCore Mini Portable LoRa Node at 902–928 MHz, TX 21±1 dBm. Choose your RadioCore: RC32 (ESP32-S3 + SX1262) or RC52 (nRF52840 + SX1262). Each option includes the matching RadioCore module.
RDC1 is a compact, carry-friendly LoRa node built on RadioCore — silicone enclosure, onboard PCB antenna, and a USB-C lanyard cable for power on the go. No battery included; power via USB-C (for example a phone charger).
KEY FEATURES
- Choose RC32 (ESP32-S3 + SX1262) or RC52 (nRF52840 + SX1262) — both 902–928 MHz, TX 21±1 dBm.
- Soft silicone enclosure with small footprint for everyday carry.
- Integrated PCB antenna; USB-C 5 V power.
- Includes USB-C to USB-C lanyard (pull-out cable) for mounting and power.
- Compatible with RadioCore / Heltec firmware tooling; Meshtastic and related open-source stacks (varies by MCU).
SPECIFICATIONS
| Category | Details |
| Product Name | RDC1 RadioCore Mini Portable LoRa Node — 902–928 MHz, 21±1 dBm |
| RadioCore options |
RC32 — ESP32-S3 + LoRa SX1262 RC52 — nRF52840 + LoRa SX1262 |
| Frequency (this listing) | 902–928 MHz |
| TX Power (this listing) | 21±1 dBm |
| Enclosure | Silicone |
| Antenna | PCB (onboard) |
| Power | USB-C 5 V (battery not included) |
| Lanyard | USB-C to USB-C pull-out cable |
| Dimensions | 63.15 × 27.72 × 14.95 mm |
| Product Weight | 55 g |
WHAT'S INCLUDED
Same packing for both RadioCore options (Heltec default packing list). Each variant includes the selected RadioCore module:
- 1 × RadioCore (RC32-62 or RC52-62 matching your selection; 902–928 MHz, 21±1 dBm)
- 1 × RDC1 adapter board
- 1 × USB-C lanyard
Not included: battery — power via USB-C (for example a phone USB power adapter).
NOTES
- Do not hang the device by the USB-C port alone — use the metal ring in the middle of the lanyard for secure mounting.
- RC32 flashing: hold USER, press R once, release USER to enter bootloader; press R again after flashing.
- RC52 flashing: double-press R to enter DFU mode, then drag-and-drop the firmware to the pop-up drive.
- Docs: product page · Heltec wiki.
VIDEOS
Official Heltec overview of the RadioCore series (platform used by RDC1).
RadioCore adapter boards and expansion options (same ecosystem as RDC1).
Recommended Accessories ▼
Bundle Deals▼
Let’s Connect! We’re a small business passionate about helping you achieve your goals of comfort, privacy, and security with Home Assistant, Single Board Computers, and more. Get in touch for a free consultation or just a fun chat about what’s possible—we’ll do our best to guide you in the right direction and get you the best deal! As a small team, we’ll strive to be available or get back to you as soon as possible.
SKU:U0840
View full details
