Datong active antenna

Author: fpmz

August undefined, 2024

http://restonsouthgate.com/wp-content/uploads/2016/05/SG-guidelines-for-satellite-dish-exterior-antenna.pdf WebNov 11, 2024 · DSYSTEM-ICF-2001D with active antenna AN -1 in. Datong AD -370 active receiving. Looking at the receivers, we see that AOR, Icom, DRC, Kenwood, Radio Shack, Sony, and Yaesu are the most popular with a wide range of types. The Icom IRC-71, Kenwood R5000, and JRC NRD535 are on top of the list, closely followed by Sony …

AD 270 Antenna Datong Electronics, Ltd.; Leeds, build 1985 - Radio Mus…

http://www.redwaveradio.com/11_e7ea44315078ab7f_1.htm WebDatong AD 270 active antenna. Covers 0,2 - 100 MHz; system consists of a small cabinet with the matching network / amplifier, two 1,5 m wires which make the dipole, an interface unit to couple power supply. For indoor … how to re thread a bobbin

Datong active antenna. - Red Wave Radio

WebJul 21, 2011 · The following notes show the design and construction of a Broadband HF Vertical antenna which does not require a tuner, and which is capable of providing reasonable performance on all bands from 7MHz to 28MHz (reduced performance from 3.5MHz to 51MHz). It follows an extensive period of investigation with a Comet CHA-250 … Webhazard. Owners shall be responsible for antenna maintenance, repair and replacement, and the correction of any safety hazard. 3. If antennas become detached, owners shall remove or repair such detachment within 72 hours of the detachment. If the detachment threatens anyone's safety, the Association may remove the antenna at the expense of the ... WebThe Datong AD270/370 Active Dipole Antenna One of the more popular commercially available active dipole antennas was the Datong AD270 and AD370, the former … northeastern technical college sc

Datong Archive - AD270 AD370 - Google Sites

WebFEATURES: •40 channel UHF CB • Repeater offset CH.1 to CH. 10 • RF output. 2.5W high. 0.6W low • Illuminated channel selection switch for night operation • Small in size, big in performance • Full range of accessories SPECIFICATIONS: GENERAL Freq. range 476.425-477.400 MHz UHF CB Freq. control: Digital PLL synthesiser Type of emission: … WebEI4GMB Rating: 2010-08-05; Superb Pro.Receive Antenna Time Owned: more than 12 months. After hearing some marvelous reviews by serious DX'ers I purchased the RF Systems DX-1 Pro Mk II Active Vertical Receive Antenna for approx.£325 from a dealer in th U.K. Due to antenna restrictions I had to install it in my attic and although not an ideal … how to rethread a pipe fittingWebMost active aerials are space-saving rod aerials or modules for smaller to larger loops with low-noise characteristics. The last active dipole aerial produced so far came from Datong (the AD-370) some 30 years ago. Last year, Rudolf Ille re-activated this type of aerial. how to re thread a ratchet strap

"WebActive Antenna Systems. There were two later versions of the wideband active antenna. AD270 was the indoor version. AD370 was designed for outdoor use. Many thanks to … " - Datong active antenna

Datong active antenna

WebTo make the measurements I used a remote controlled Icom PCR-1000 and Datong active antenna located about 2 miles ... I also used a spectrum analyser and short vertical antenna about 30m away from the transmit antenna in order to try and verify the results. Frequency MHz 1.92 3.62 7.06 10.1 14.14 18.11 21.115 24.94 28.55 50.165 Springy (Local http://www.redwaveradio.com/11_1803ac31e9f7786a_1.htm

Did you know?

WebFeb 18, 2001 · The AD-270 was for inside use, intended to be mounted inside the roof or. loft. It has two wires in a dipole configuration, so was mildly directional. The AD-370 was … WebMar 14, 1999 · Datong active antenna that I bought years ago and had forgotten about. The antenna consists of three units, the active antenna itself (model no: AD170), the pre …

WebI compared the V3 against my old Drake R8 communication receiver using both long-wire (23 feet) and Datong DA270 active dipole antennas. The old Datong DA270 is long in the tooth and I got slightly better results with the long wire. The Drake is in terrific shape for its age (25 years). Wish I could say the same for myself. 🙂 WebThe Datong AD170 package contains the active aerial unit, the interface unit, 2 x 1.5 meters antenna wires, 1 x 4 meters jumper cable and a 3.5 mm jack plug. The mains …

http://www.redwaveradio.com/11_0f88f091dbf9e7f4_1.htm WebDATONG AD270 ACTIVE ANTENNA The theory behind the active antenna is that as most receivers are sufficiently sensitive to incoming signals as to mask normal receiver noise, …

WebJan 19, 2024 · Datong active antenna that I bought years ago and had forgotten about. The antenna consists of three Active Antenna Schematic units, the active antenna …

northeastern technical college wisconsinWebActive antennas can provide very good receive performance from a physically small structure. They do this by using an amplifier to make up for the lack of gain. However … Active Antennas - Updated Nov 2024. Loop on the Ground Receive Antenna - First … northeastern tech service portalWebJun 15, 2001 · To set it up you do the. 1. Connect the power supply to the Interface/Pre-amp box. (This is located. 2. Run a co-ax cable from the RX socket to your receiver. 3. Run a … how to rethread a zipperWebSeller notes. “DescriptionJIM (Mizuho) M75 - High quality pre-amp with variable gain control and band pass filters to minimise interference.With a BNC Plug on one end and BNC socket on the other, the unit will fit on top of a handheld scanner or in line for use with a base receiver.Fitted band pass filters for much improved performance. how to re tighten spigen phone ring holderWebJul 3, 2016 · VHF: Antennas Direct C5 ClearStream 5 High Gain Digital VHF Antenna UHF: Antennas Direct ClearStream 4 Extreme Range Indoor/Outdoor HDTV Antenna Amplifier: ClearStream JUICE UHF/VHF AMPLIFIER SYSTEM Antennas are in attic about 25 feet off the ground Channel 4 is back today, but weak on reception. I'm sure it will get … how to rethread sweatpantshttp://www.snowbird.plus.com/electronics/datong_ad170.pdf northeastern technical institute 04240http://www.snowbird.plus.com/electronics/datong_ad170.pdf northeastern technology center