Pages

▼
Tuesday, December 27, 2016

Jet Airways 9W2374 Goa Dabolim Airport Runway 26 Excursion

›
1 comment:
Monday, December 26, 2016

Postcards from Skylab - Christmas in Space 1973

›
Stockings hung for Christmas 1973 - Skylab SL-4
Thursday, December 8, 2016

Communications Assistance for Law Enforcement Act (CALEA)

›
https://www.documentcloud.org/documents/3229456-Thieving-Magpie-Using-on-board-GSM-GPRS-services.html
Sunday, December 4, 2016

LMI2933 LAMIA AVRO RJ85 Medellín Deadstick

›
LMI2933 approach to SKRG.  The airplane position is plotted as a function of time (where it effectively flows to the left). The airplane i...
25 comments:
Wednesday, November 9, 2016

Galloping Gertie

›
The Tacoma Narrows Bridge opened to fanfare in July, 1940 having been constructed over the previous two years as a Public Works Administrat...

“Pence Plane” EA3452 Overrun

›
1 comment:
Wednesday, October 12, 2016

FCC 15.247 (c) 2 Smart Antenna Systems - Powering Line-of-Site Aeronautical Communications

›
The FCC issued Report and Order 04-165 on July 12, 2004.  The Smart Antenna System (SAS), capable of forming multiple antenna beams, forged...
Tuesday, October 4, 2016

FCC Grants Harris authorization for Ground and Fixed Airborne Radios (SmartSky)

›
FCC Grants for Harris Ground and Airborne radios
Wednesday, September 28, 2016

Using Unlicensed Spectrum for Air-to-Ground Networks

›
Gogo has announced an initiative to utilize unlicensed spectrum to power an new Air-to-Ground (ATG) network.   They profess a beam-form...
Monday, September 26, 2016

Bluetooth Low Energy - Guiding our Way in the Future

›
Bluetooth Low Energy (BLE) refers to a low power broadcast mode commonly referred to as a beacon (Bluetooth beacon, iBeacon).  BLE broa...
2 comments:
Saturday, September 24, 2016

Aircraft Tracking using ADS-B - We've come a long ways!

›
Automatic Dependent Surveillance - Broadcast, or ADS-B, is revolutionizing Air Traffic Control.  With some minor enhancements to the aircra...
1 comment:
Friday, September 23, 2016

Second Generation Ku/Ka Satcom (PP792) Taking Shape

›
PP792 Ku/Ka Satcom Block Diagram
Wednesday, August 3, 2016

ADS-B Telemetry from EK521

›
Within minutes of the incident, Flightradar24.com published a time history of the ADS-B transponder transmissions from EK521. REVISED w...
Friday, June 24, 2016

Cybersecurity and Phased Arrays - PP848 and PP792

›
The Ku/Ka satcom subcommittee met the last two weeks to progress the latest AEEC standards and characterstics defining secure broadband conn...
Wednesday, June 8, 2016

Aviation Data Link - Security, Segmentation, QoS

›
Beginning in 1978, aircraft data link emerged using a VHF network named ACARS (Aircraft Communication, Addressing and Reporting System).  AC...
4 comments:
Saturday, May 21, 2016

Air Safety Investigation

›
The first and foremost response to any incident is rapid rescue and for sympathy to victims, survivors, and those that loved them. Timely ...
1 comment:
Thursday, May 12, 2016

Double Secret Environmental Conditions and Test Procedures for Airborne Equipment

›
RTCA produces DO-160, Environmental Conditions and Test Procedures for Airborne Equipment RTCA DO-160G Sections
1 comment:
Friday, April 29, 2016

OneWeb: Key Characteristics and Aero Application

›
The public has its first good glance into what is OneWeb
Friday, April 22, 2016

Aero Antennas: Bigger is Better!

›
ThinKom and QEST are both promoting Ka-band flat panel antennas that use about a 25" aperture for receive.  ARINC 791 provision...
Monday, April 4, 2016

It Takes a Village

›
Delivering a consistent Internet experience to an airline passenger demands adequate provisioning for the peak periods (highest conten...
1 comment:
Tuesday, March 29, 2016

Show Me the Gbps: When 1 + 1 > 2

›
Some airlines offer passengers connectivity for free, others make the passengers pay, and in the end most will offer a mix of free and pa...
2 comments:
Tuesday, March 22, 2016

Average Data Rate and Usage - Use Cases

›
Every Internet access session is a unique experience generating a unique amount of usage (as measured broadly in MBytes). Light, average, he...
4 comments:
Friday, March 18, 2016

My Take on "Take-Rate"

›
1 comment:
Monday, March 7, 2016

Satellite 2016 - Day 1

›
Software defined payloads, beam-forming arrays, and unfurling antennas are just a few of the technologies to power the digital satellite ...
1 comment:
Wednesday, March 2, 2016

Reflecting on the Boeing 727

›
http://www.boeingimages.com/ Boeing 727 The first flight of the Boeing 727 began with a center-engine surge after takeoff.  It settle...
Tuesday, March 1, 2016

Cisco Forecast: One mobile device needs 150 kbps today, 500 kbps in 2020

›
Sunday, February 28, 2016

Beam Hopping, Beam Forming, Frequency Reuse, and the Quest for Maximizing Satellite Throughput

›
Satellite communication is amazing in so many ways. Start with launching a machine into space and expect it to operate precisely while man...
Friday, February 26, 2016

A Broadband User Average Throughput is 150 kbps, not 25 Mbps

›
The following are all clipped excerpts driving the point that a good broadband experience averages only 150 kbps...the contend...
Thursday, February 25, 2016

50-80 Peak Busy Users Contend for the Advertised Rate (Revised)

›
Wednesday, February 17, 2016

Secure Networking, Safety Comms, Future of Satellite Voice

›
Tuesday, December 8, 2015

VICTS (2Ku) is Mechanically Steered & Other Antenna Characteristics

›
Sunday, November 29, 2015

Broadband Communications for Business Aviation - NBAA 2015

›
NBAA attendees with an interest in how to connect their airplanes to the Internet and choosing to rest their dogs on the second day in ...
Saturday, October 3, 2015

A Stroll through APEX 2015

›
Wireless connectivity with passengers was the mainstream theme at the 2015 APEX exhibition in Portland, Oregon. If not connectivity to passe...
Friday, August 28, 2015

Airplane Mode 2015

›
Twitter - Will Ferrell UPDATE 24 Sep - Here is the current issue list: * Should (Wi-Fi, Bluetooth, GPS) stay on when engaging Air...
Tuesday, April 14, 2015

Average Page Load should be less than Five seconds

›
Friday, March 13, 2015

Connected Airplane - How did we get here, what's next, and what are the big challenges?

›
The Connected Airplane
Saturday, February 28, 2015

Net Neutrality: The end of Inflight Internet, or business as usual?

›
How will emerging inflight broadband comply with Net Neutrality?
Tuesday, February 24, 2015

Are spot beams better than wide beams for aviation?

›
Are spot beams better?
Saturday, February 21, 2015

Skew Angle and Effective Aperture of an Airborne Antenna

›
Skew angle is a difficult concept to grasp, but the effect can be profound. Low-profile antennas installed on the top of an airplane fu...
Tuesday, February 17, 2015

Amazon Prime Air: If you can't beat them?

›
photo credit: Amazon How can a UAV safely delivery packages? Are the FAA UAV (unmanned aerial vehicle) (or drone) rules taking too l...
Friday, February 13, 2015

Ka-band Airborne Antenna Figure of Merit (G/T)

›
Estimated Receive Performance Circular and Square 24"x24" ESA 30"x6" rectangular horn array
Wednesday, February 11, 2015

Data Link Available

›
Ken Simmons, Ed Porisch, Peter Lemme, Mary Nakasone (Sato), Dave Allen QANTAS 747-400 FANS Certification Flight Test June 19, 1995
Tuesday, February 10, 2015

Ku-band Airborne Antenna Figure of Merit (G/T)

›
Estimated Receive Performance Circular and Square 30"x30" ESA 34"x7" rectangular horn array
Sunday, February 8, 2015

Postcards from Apollo 15

›
Monday, February 2, 2015

Rain Fade

›
Tuesday, January 27, 2015

Apollo 1 (Apollo 204) - January 27, 1967

›
I happened to tour Launch Complex 34 a few days ago, today being the 48th anniversary of the catastrophe.  While only 8 years old when ...
Friday, January 23, 2015

Ku-band Return Channel Maximum PSD

›
Summary for Fixed 30x30 Rectangular and Circular plus Gimbaled 34x7
Tuesday, January 20, 2015

Ka-band Return Channel Maximum PSD

›
Summary for Fixed 24"x24" Square and Circular ESA plus Gimbaled 30x6 Horn Array
Monday, January 5, 2015

Return Channel Link Budget

›
Monday, December 22, 2014

CPDLC - Connecting 40% of the pilots to 70% of the controllers

›
I read this article from Woodrow Bellamy, Avionics Magazine, updating status of CPDLC programs and professing voice congestion was a growing...