Datong active antenna

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August undefined, 2024

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, … WebRF Systems - DX Listener 100 kHz - 35 MHz Transmission Line Antenna. Privat. EUR 80,00 + EUR 5,50 Versand. Datong AD270 Active Antenna (Gehäuse) und Datong Interface/Preamp. Privat. EUR 30,00 + EUR 5,50 Versand. TIMEWAVE ANC-4 RF Noise Canceller (Phaser) Privat. EUR 140,00 + EUR 5,50 Versand. Konvolut an ICs. Privat.

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WebDatong Archive. AD270 AD370 Manuals. Page updated. Google Sites. Report abuse ... WebSeller 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 save email in .msg format

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http://www.redwaveradio.com/11_0f88f091dbf9e7f4_1.htm 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 … 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 intended for indoor useage and the latter for outdoor. The amplifier consisted of a balanced JFET input stage using transformer-couple drain-to-source feedback, followed by a pair of … north face deep fit hat

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Datong AD170 Active Aerial - Plusnet

WebA number of years ago, a company called Datong marketed such an antenna (with a preamp right at the antenna feedpoint) that was popular in Europe and to some lesser extent in the Americas because it's easy to hide the antenna. Passive preselectors are quite different. You tune a passive preselector until the signal is free from distortion and ... http://www.redwaveradio.com/11_1803ac31e9f7786a_1.htm north face denali gloves kidsWebJun 15, 2001 · I've read some reviews of the Datong active HF antennas and it would seem they are 'the' antenna to have. Some even use them as a benchmark antenna when comparing other HF active... north face denali fleece jacket denali

"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: … " - Datong active antenna

Datong active antenna

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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 … 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 …

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WebActive 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 … http://www.yf1ar.com/2011/07/broadband-hf-vertical-antenna-requires.html

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. 🙂 http://www.snowbird.plus.com/electronics/datong_ad170.pdf

WebJan 19, 1998 · Datong active antenna. 2 post • Page:1 of 1. Datong active antenna. by g8jn » Mon, 19 Jan 1998 04:00:00 . I have been using the Datong outdoor active antenna for some years and am always amazed by its performance. Unfortunately I can't put a … WebDimensions (WHD) 80 x 82 x 55 mm / 3.1 x 3.2 x 2.2 inch. Notes. Datong AD 370 outdoor active antenna. Covers 0,2 - 100 MHz; the outdoor variant consists of a small cabinet with the matching network / amplifier, two 1,5 m telescopic rods which make the dipole, an interface unit to couple power supply. Price in first year of sale.

WebDatong AD270 active receiver antenna system 0.2 - 100MHz. Complete with power adapter. This is a brilliant bit of kit for amateur radio listening. I had the head end, which …

WebDatong D70 morse tutor, £35. Samson RTM3 electronic iambic keyer, £25. Tel Yves, London 101) 200 1839. PET 2001-8K integral tape recorder/vdu, manuals, ... £30. Datong active antenna model AD370 (outdoor type), psu. E38. G40EP. Tel Bristol 427954. For sale or swop: FT707, FC707 atu, used little, £525. Just passed RAE, want 2m multimode. WHY? north face denali fleece purpleWebhazard. 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 ... north face denali 2 jacketWebDimensions (WHD) 80 x 82 x 55 mm / 3.1 x 3.2 x 2.2 inch. Notes. Datong AD 370 outdoor active antenna. Covers 0,2 - 100 MHz; the outdoor variant consists of a small cabinet … north face denali fleece jacketWebTo 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 north face denali fleece saleWebBroadband Terminated Vee antenna - Webs. EN. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Bahasa Indonesia Türkçe Suomi Latvian Lithuanian česk ... north face denali fleece supremeWebFormed in 1974, Datong initially specialised in the development of Radio Frequency technology for use by amateur radio enthusiasts. By 1982, Datong had developed its first radio frequency Direction Finding product and during the subsequent period of heightened terrorist activity in the UK Datong moved the focus of operations to address the ... north face denali fleece jacket menWebEI4GMB 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 save emails as drafts