Showing posts with label digital modes. Show all posts
Showing posts with label digital modes. Show all posts

Sunday, April 24, 2016

VOA Radiogram, DigiDX and Mighty KBC

Thanks to Bill Adams AF4B for sharing this with me. This appears to be a fairly consistent schedule from week to week and I added local times in US/CDT for my own reference.

Source: VOAradiogram.net

Here is the lineup for VOA Radiogram, program 160, 23-24 April 2016, all in MFSK32 except where noted:

1:34  Program preview
2:44  Can AC and DC power integrate?*
12:13  Radio Farda TV signal jammed in Iran*
16:38  New report finds media freedom declined globally*
26:53  Closing announcements*
28:17  Olivia 64-2000: Frequency schedule under music

* with image

Please send reception reports to radiogram@voanews.com. 

VOA Radiogram transmission schedule
(all days and times UTC):
Sat 0930-1000 5745 kHz  0430-0500 CDT
Sat 1600-1630 17580 kHz  1100-1130 CDT
Sun 0230-0300 5745 kHz  2130-2200 CDT
Sun 1930-2000 15670 kHz  0230-0300 CDT
All via the Edward R. Murrow transmitting station in North Carolina

The Mighty KBC will transmit a minute of MFSK32 Sunday at about 0220 UTC (Saturday 2120 CDT) on 6040 kHz, via Germany. This is part of KBC’s North America broadcast at 0000-0300 UTC (1900-2200 CDT). Reception reports to Eric: themightykbc@gmail.com .

DigiDX will transmit DX news in MFSK32 and perhaps other modes: 

Sunday 2130 UTC - 15770kHz via WRMI Florida  1630 CDT
Sunday 2330 UTC - 11580kHz via WRMI Florida  1830 CDT
Monday 2000 UTC - 6070kHz via Channel 292 Germany  1500 CDT

Consult https://www.facebook.com/digidx/ for any additions or changes to this schedule.

Saturday, November 15, 2014

Family Radio Service (FRS) - Types of communications

You may use an Family Radio Service (FRS) unit to transmit a brief text message to another specific FRS unit and automatically respond with location. Digital transmissions can be one second per thirty-second period and automatically respond to more than one interrogation request received within a thirty-second period.

Source: FCC

Code of Federal Regulations

Title 47 - Telecommunication

Volume: 5
Date: 2007-10-01
Original Date: 2007-10-01
Title: Section 95.193 - (FRS Rule 3) Types of communications.
Context: Title 47 - Telecommunication. CHAPTER I - FEDERAL COMMUNICATIONS COMMISSION (CONTINUED).
SUBCHAPTER D - SAFETY AND SPECIAL RADIO SERVICES.
PART 95 - PERSONAL RADIO SERVICES.
Subpart B - Family Radio Service (FRS). - General Provisions.

§ 95.193(FRS Rule 3)

Types of communications.
(a) You may use an FRS unit to conduct two-way voice communications with another person. You may use an FRS unit to transmit one-way voice or non-voice communications only to establish communications with another person, send an emergency message, provide traveler assistance, provide location information, transmit a brief text message, make a voice page, or to conduct a brief test.
(b) Non-voice communications. 
     (1) The FRS unit may transmit tones to make contact or to continue communications with a particular FRS unit. If the tone is audible (more than 300 Hertz), it must be transmitted continuously no longer than 15 seconds at one time. If the tone is subaudible (300 Hertz or less), it may be transmitted continuously only while you are talking.
    (2) The FRS unit may transmit digital data containing location information, or requesting location information from one or more other FRS units, or containing a brief text message to another specific FRS unit. Digital data transmissions must be initiated by a manual action or command of a user, except that an FRS unit receiving an interrogation request may automatically respond with its location. Digital data transmissions shall not exceed one second, and shall be limited to no more than one digital transmission within a thirty-second period, except that an FRS unit may automatically respond to more than one interrogation request received within a thirty-second period.
(c) You must not use an FRS unit in connection with any activity which is against federal, state or local law.
(d) You must, at all times and on all channels, give priority to emergency communication messages concerning the immediate safety of life or the immediate protection of property.
(e) No FRS unit may be interconnected to the public switched network.

[61 FR 28768, June 6, 1996, as amended at 68 FR 9901, Mar. 3, 2003]