Application Notes

NEW ATV BOOK“Introduction to Amateur Digital Television”   This book pulls together the information that is scattered in over 40 application notes.  It will hopefully be used by prospective new ATV hams as a “how to do it” book.   AN-45 DTV Book

NEW QST ARTICLE — “Digital ATV Repeaters”, QST, Sept. 2019  DATV Rprtr QST Sept 2019

“DVB-T:  A Solution for ARES Television Operations”,  by Jim Andrews, KH6HTV, .pdf reprint from ARRL’s QST magazine, June, 2015,  pp. 42-44   dvb-t-qst-june2015

APPLICATION  NOTES  relating to Amateur Television   (click on the blue links for a .pdf copy) 

AN-50   Is DVB-T Sideband Sensitive ?    AN-50 SideBand

AN-49   70cm, DVB-T, Television Repeater with a Duplexer  NEW added Sept 2019   AN-49 70cm DTV Duplexer Rptr

AN-48   Building a Basic, 70cm, DVB-T, Television Repeater   AN-48 70cm DTV Rptr

AN-47  USA ATV Repeater Directory (9/18/19)    AN-47 ATV Rptrs Rev Oct2019

AN-46  Amplifier Output Power for Various Modulations  (FM/CW, AM, SSB, VUSB-TV, DTV (QPSK, 16QAM & 64QAM))   AN-46 Amps&Mod

AN-44  Remote Receiver for DVB-T  TV Repeater    AN-44a Remote DTV Rcvr

AN-43d  KH6HTV-TVR Boulder, Colorado TV Repeater   AN-43d KH6HTV-TVR

AN-42   Second, Re-Evaluation of Hi-Des, Model HV-320E, DVB-T, Modulator   AN-42 HV320E

AN-41   2.4 GHz DTV Transceiver    AN-41 13cm Transceiver

AN-40  70cm Antennas for ATV    AN-40 70cm Antennas

AN-39  DVB-T  Recommended  Parameters   AN-39 DVB-T parameters

AN-38  Shopping Lists for Amateur, DVB-T, Digital TV Equipment   AN-38 Shopping Lists

AN-37  Thermal Issues with Hi-Des, DVB-T, Equipment   AN-37 Thermal Issues

AN-36  Microwave TV Transmitters & Receivers   an-36-microwave

AN-33  TV Propagation,  an-33a-tv-prop

AN-31  Digital & Analog TV Repeater,    AN-31 TV Rptr

AN-30b  An HDMI Switch for a Digital TV Repeater,   AN-30b HDMI Switch

AN-29  DVB-T Receiver Sensitivity Measurements,  AN-29 Rcvr Sensitivity

AN-28a  Evaluation of New Hi-Des Model HV-320E, DVB-T, Modulator   (note: see updated AN-42)   AN-28a HV320rev18Dec2017

AN-27a Evaluation of New Hi-Des Model HV-120A, DVB-T, Receiver   AN-27a HV120

AN-26  70cm DTV Propagation Studies    AN-26 70cm Prop

AN-25  Why I Selected DVB-T for Amateur Digital TV   AN-25 Why DVB-T

AN-24  Quad DVB-T Receiver    AN-24 Quad DTV Rcvr

AN-23e DVB-T Television Repeater   AN-23e DTV Rptr    new-revised 9/19

AN-22b   Inter-Digital Band-Pass Filters  an-22b-inter-digital-bpf

AN-21d    How to Receive Amateur Digital, DVB-T Television Signals    AN-21d Receive DTV revMay2018     

AN-20a  DVB-T DX-pedition  (77 miles on 70cm)   AN-20a DVB-T DX

AN-19  Analog & Digital TV Co-Channel & Adjacent Channel RFI Measurements   AN-19 TV RFI

AN-18B  Notes on Setting Up Hi-Des DVB-T Modulator & Receiver    AN-18B HiDesNotes Rev Mar2017

AN-17  DVB-T the Solution for Ham Digital Television   AN-17 DVB-T rev9July14

AN-16  TV Camera Rain Cover   AN-16 RainCover

AN-15  Simple Camera Tripod Antenna Bracket   AN-15 Antenna Bracket

AN-14  FM Transmitter Deviation Adjustment & Calibration   AN-14 FM Deviation

AN-13  High Definition 64QAM Digital TV Transmitter   AN-13a 64QAM DTV Transmitter

AN-12  Reception of Amateur Television   AN-12a Reception of ATV

AN-11  Digital TV DX Record for Colorado (note: see updated AN-22a)   AN-11a DTV DX Record

AN-10b  70cm & Microwave Amateur TV Frequencies   AN-10b TV Frequencies

AN-9  Add Television to Your ARES Tool Kit    AN-9 ARES Tool Kit

AN-8  “Linear” Amplifiers — Buyer Beware    AN-8 NonLinear Amp

AN-6  MER — What is it ?    AN-6a MER

AN-5a  P5 — TV Signal Quality Reporting   AppNote5a-P5

AN-4  Antennas for Ham TV  (note: also see new AN-40)    AN-4 Antennas

AN-3  Field Trials Comparing VUSB, FM, DVB-S & 64-QAM Television   AN-3a Field Trials

AN-2  DIGITAL  TV — the Good, the Bad & the Ugly    AN-2a DTV

AN-1  Why VUSB-TV vs. AM-TV ?   AN-1 WhyVUSB

For .pdf copies of old, obsolete, deleted application notes – send me an email request.

OTHER ATV RELATED TECHNICAL PRESENTATIONS   (note: .pdf files.  PowerPoint files available upon request)

“Amateur High Definition Digital Television”  2019 version, talk presented to various Colorado ham clubs & ARES groups.  PowerPoint slides —  Amateur HD-DTV-Sept2019

“ATV & Public Safety”  talk presented at 2013 Dayton Hamvention, ATV Forum.    ATV&PublicSafetyRev1

“BCARES – Amateur Television Training”      BCARES_TV_trainingRev2

“BCARES – Advanced ATV Training”   AdvancedTVtraining

NOTE:   The following articles were published in national ham magazines.   Due to copyright issues they can not be posted here on-line.   Contact us for an individual copy.

RECENT  QST  ARTICLES:

“Digital ATV Repeaters”, QST, Sept. 2019, pp. 40-41

“DVB-T:  A Solution for ARES Television Operations”, QST, June 2015, pp. 42-44

“70cm Digital TV DX Record”, QST, Mar., 2015, p. 96

“Modern ATV System Design”,  QST, Feb, 2013, pp. 46-47

“Boulder Hams Fight Forest Fires With Video”  QST, May, 2011

“New Digital TV DX Record”,  QST, May, 2012, pp. 88-89

TV Repeater’s REPEATER  –  Boulder Amateur TV club’s newsletter.  I am the editor.    Back issue copies are available elsewhere on this web site.

CQ-DATV  I have recently joined the editorial staff of this free, on-line, electronic magazine.    All back issues can be downloaded from  http://www.cq-datv.mobi

AMATEUR TELEVISION QUARTERLY ARTICLES:      many articles since 2011, mostly based upon the above application notes.   Also published in Boulder Amateur Radio Club, BARC’s BARK, monthly newsletter and more recently, the Boulder Amateur TV Club’s newsletter.   BATVC newsletter are available on this web site.

“Hams Respond to Colorado Wildfires — ATV Plays a Vital Role”,  CQ, Sept. 2012, pp. 13-19

OTHER PAPERS by KH6HTV on Amateur Radio Topics

“EZNEC Modeling of Alpha-Delta DX-EE, Multi-Band HF Dipole Antenna”, Mar. 2014, AD-HFdipoleRev1

EZNEC modeling of Yaesu ATAS-120A HF Mobile Antenna   — mounted on a car  EZNECmobileAnt     plus  mounted on the earth as a backyard, ‘stealth’, base station antenna  YAESU STEALTH ANTENNA    and YaesuStealthAnt-Part2

Rev:   21 Sept. 2019, kh6htv