1. ການແນະນໍາ ແລະຫຼາຍກວ່າview
The Diamond Antenna D3000N is a super discone antenna designed for ultra-wideband reception and multi-band transmission. It offers a receive frequency range of 25 to 3000 MHz and a transmit frequency range of 50-1200 MHz, with 6m tunable for transmit. Its compact and lightweight design allows for versatile installation, including on balcony railings. This antenna is suitable for various amateur radio bands, including 2m, 1-1/4m, 70cm, 33cm, and 23cm. It also serves as an effective "shop" antenna for testing multiple transmitters with a single coaxial cable. The design allows for further compactness by removing the top loading coil if 25-50 MHz reception is not required.

ຮູບທີ 1: Assembled Diamond Antenna D3000N Super Discone Antenna. This image shows the antenna's full assembly, featuring the central mast, the upper discone elements, and the lower conical elements, all designed for wideband frequency coverage.
2. ຂໍ້ມູນຄວາມປອດໄພ
Please read and understand all safety instructions before installing or operating this antenna.
- ຄວາມປອດໄພທາງໄຟຟ້າ: Never install the antenna near power lines. Contact with power lines can be fatal.
- ຄວາມປອດໄພການຕິດຕັ້ງ: Ensure the mounting location is structurally sound and can support the antenna's weight and wind load. Use appropriate mounting hardware and techniques.
- ການປົກປ້ອງຟ້າຜ່າ: Consider installing a lightning arrestor and proper grounding for the antenna system to protect equipment and property.
- ອຸປະກອນປ້ອງກັນສ່ວນບຸກຄົນ: ໃສ່ອຸປະກອນຄວາມປອດໄພທີ່ເຫມາະສົມ, ເຊັ່ນ: ຖົງມືແລະການປ້ອງກັນຕາ, ໃນລະຫວ່າງການຕິດຕັ້ງ.
3. ເນື້ອໃນຊຸດ
ກວດສອບວ່າອົງປະກອບທັງຫມົດແມ່ນມີຢູ່ກ່ອນທີ່ຈະເລີ່ມຕົ້ນການປະກອບ.
- Main Antenna Mast/Body
- Upper Discone Elements (Radials)
- Lower Conical Elements (Radials)
- Top Loading Coil/Whip Element
- ອຸປະກອນຕິດຕັ້ງ (ສະກູຮູບຕົວ U, clamps, nuts, washers)
- Assembly Screws/Bolts
- ເອກະສານຄໍາແນະນໍາ (ເອກະສານນີ້)
4. ການຕິດຕັ້ງແລະການປະກອບ
Follow these steps to assemble your D3000N antenna. Assembly may require two people for easier handling.
- Unpack ອົງປະກອບ: Carefully remove all parts from the packaging and lay them out on a clean, flat surface. Identify all components listed in Section 3.
- Assemble Upper Discone Elements: Attach the shorter, upper radial elements to the designated points on the main antenna body. Ensure they are securely fastened.
- Assemble Lower Conical Elements: Attach the longer, lower radial elements to the main antenna body, forming the conical shape. These elements are typically hollow stainless steel tubes.
- Install Top Loading Coil/Whip: Secure the top loading coil or whip element to the uppermost part of the antenna. This element can be removed if 25-50 MHz reception is not required, making the antenna more compact.
- ການຕິດຕັ້ງ: Secure the assembled antenna to a sturdy mast or pole using the provided U-bolts and clamps. Ensure the antenna is mounted vertically and is clear of obstructions. The antenna connector is an N-type connector, located at the base of the main antenna body.
- ການເຊື່ອມຕໍ່ສາຍໂຄແອກຊຽລ: Connect a high-quality 50 Ohm coaxial cable with an N-type connector to the antenna. Route the cable safely, avoiding sharp bends or kinks.
ໝາຍເຫດ: The antenna features a UHF-N connector. Ensure your coaxial cable or adapter is compatible.
5. ຄໍາແນະນໍາການດໍາເນີນງານ
The D3000N is designed for broad frequency coverage.
- ການຕ້ອນຮັບ: Connect the antenna to your receiver or scanner. The antenna provides excellent reception across 25 to 3000 MHz.
- ການສົ່ງຜ່ານ: For amateur radio use, the antenna supports transmission on 50-1200 MHz (6m, 2m, 1-1/4m, 70cm, 33cm, 23cm bands). Always ensure your transceiver is properly tuned and the antenna's SWR (Standing Wave Ratio) is within acceptable limits for your equipment to prevent damage.
- ການທົດສອບ: This antenna is well-suited for testing various transmitters due to its wideband characteristics.
6. ບໍາລຸງຮັກສາ
Regular maintenance ensures optimal performance and longevity of your antenna.
- ການກວດກາແຕ່ລະໄລຍະ: Annually inspect all connections, mounting hardware, and coaxial cable for signs of wear, corrosion, or damage. Tighten any loose fasteners.
- ທໍາຄວາມສະອາດ: Clean the antenna elements periodically with a soft cloth and mild detergent to remove dirt, grime, and salt buildup, especially in coastal areas. Rinse thoroughly with fresh water.
- ປ້ອງກັນການກັດກ່ອນ: Apply a dielectric grease or corrosion inhibitor to exposed metal connections, particularly the N-connector, to prevent moisture ingress and corrosion.
7. ການແກ້ໄຂບັນຫາ
If you experience issues with your D3000N antenna, consider the following:
- ການຮັບ/ສົ່ງສັນຍານບໍ່ດີ:
- ກວດສອບການເຊື່ອມຕໍ່ສາຍ coaxial ທັງໝົດວ່າແໜ້ນໜາ ແລະ ມີຕຳແໜ່ງທີ່ເໝາະສົມ.
- Inspect the coaxial cable for damage (cuts, kinks, severe bends).
- Ensure the antenna is mounted in a clear location, away from large metal objects or other antennas that could interfere.
- Verify your radio equipment is functioning correctly and tuned to the desired frequency.
- High SWR (for transmission):
- Confirm all antenna elements are correctly assembled and securely fastened.
- Check the coaxial cable and connectors for shorts or open circuits.
- Ensure the antenna is not too close to other conductive structures.
- ອົງປະກອບທີ່ຂາດຫາຍໄປ: If any parts were missing upon delivery, contact your retailer or Diamond Antenna customer support immediately.
8. ຂໍ້ມູນຈໍາເພາະ
| ໝາຍເລກຕົວແບບ | D3000N |
| ຍີ່ຫໍ້ | Diamond Antenna |
| ໄດ້ຮັບຄວາມຖີ່ | 25 - 3000 MHz |
| ຖ່າຍທອດຄວາມຖີ່ | 50 - 1200 MHz (6m tunable) |
| impedance | 50 ໂອມ |
| ປະເພດຕົວເຊື່ອມຕໍ່ | ປະເພດ N |
| ຂະໜາດສິນຄ້າ | 33"L x 3"W x 1"H (approximate, assembled) |
| ນ້ໍາຫນັກລາຍການ | 2.49 ປອນ |
| ຜູ້ຜະລິດ | Diamond Antenna |
9. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
For warranty information or technical support, please refer to the documentation provided with your purchase or visit the official Diamond Antenna webເວັບໄຊ. ຮັກສາຫຼັກຖານການຊື້ຂອງທ່ານສໍາລັບການຮ້ອງຂໍການຮັບປະກັນ.





