https://collinsmuseum.org/index.php?action=history&feed=atom&title=75A-3 2026-08-10T15:08:34Z Revision history for this page on the wiki MediaWiki 1.34.1 https://collinsmuseum.org/index.php?title=75A-3&diff=625&oldid=prev 2020-04-29T20:13:08Z

<p></p> <table class="diff diff-contentalign-left" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">Revision as of 20:13, 29 April 2020</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1" >Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The 75A-3 is an HF (80, 40, 20, 15, 11 &amp;10 meter band) Amateur Radio Receiver. It uses a Permeability Tuned Oscillator as the RF source and a Mechanical Filter for selectivity.</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The 75A-3 is an HF (80, 40, 20, 15, 11 &amp;10 meter band) Amateur Radio Receiver. It uses a Permeability Tuned Oscillator as the RF source and a Mechanical Filter for selectivity.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:75V-3 + 32V-3.jpg|center|75V-3 Rx and 32V-3 Tx]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:75V-3 + 32V-3.jpg|center|75V-3 Rx and 32V-3 Tx]]</div></td></tr> <tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>&lt;center&gt; 75V-3 Receiver (Left) <del class="diffchange diffchange-inline">+ </del>32V-3 Transmitter (Right) – Glen Carter&lt;/center&gt;</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>&lt;center&gt; 75V-3 Receiver (Left) <ins class="diffchange diffchange-inline">and </ins>32V-3 Transmitter (Right) – Glen Carter&lt;/center&gt;</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Brochure ==</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Brochure ==</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:75A-3 Brochure p1.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 1]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:75A-3 Brochure p1.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 1]]</div></td></tr> </table>

Larry https://collinsmuseum.org/index.php?title=75A-3&diff=624&oldid=prev 2020-04-29T20:11:35Z

<p></p> <table class="diff diff-contentalign-left" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="en"> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← Older revision</td> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">Revision as of 20:11, 29 April 2020</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1" >Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The 75A-3 is an HF (80, 40, 20, 15, 11 &amp;10 meter band) Amateur Radio Receiver. It uses a Permeability Tuned Oscillator as the RF source and a Mechanical Filter for selectivity.</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>The 75A-3 is an HF (80, 40, 20, 15, 11 &amp;10 meter band) Amateur Radio Receiver. It uses a Permeability Tuned Oscillator as the RF source and a Mechanical Filter for selectivity.</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:75V-3 + 32V-3.jpg|center|75V-3 Rx and 32V-3 Tx]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:75V-3 + 32V-3.jpg|center|75V-3 Rx and 32V-3 Tx]]</div></td></tr> <tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>&lt;center&gt; 75V-3 Receiver (Left) <del class="diffchange diffchange-inline">and </del>32V-3 Transmitter (Right) – Glen Carter&lt;/center&gt;</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>&lt;center&gt; 75V-3 Receiver (Left) <ins class="diffchange diffchange-inline">+ </ins>32V-3 Transmitter (Right) – Glen Carter&lt;/center&gt;</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Brochure ==</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Brochure ==</div></td></tr> <tr><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:75A-3 Brochure p1.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 1]]</div></td><td class='diff-marker'> </td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[File:75A-3 Brochure p1.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 1]]</div></td></tr> </table>

Larry https://collinsmuseum.org/index.php?title=75A-3&diff=621&oldid=prev 2020-04-29T20:01:02Z

<p>Created page with &quot;The 75A-3 is an HF (80, 40, 20, 15, 11 &amp;10 meter band) Amateur Radio Receiver. It uses a Permeability Tuned Oscillator as the RF source and a Mechanical Filter for selectivity...&quot;</p> <p><b>New page</b></p><div>The 75A-3 is an HF (80, 40, 20, 15, 11 &amp;10 meter band) Amateur Radio Receiver. It uses a Permeability Tuned Oscillator as the RF source and a Mechanical Filter for selectivity.<br /> [[File:75V-3 + 32V-3.jpg|center|75V-3 Rx and 32V-3 Tx]]<br /> &lt;center&gt; 75V-3 Receiver (Left) and 32V-3 Transmitter (Right) – Glen Carter&lt;/center&gt;<br /> == Brochure ==<br /> [[File:75A-3 Brochure p1.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 1]]<br /> [[File:75A-3 Brochure p2.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 2]]<br /> [[File:75A-3 Brochure p3.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 3]]<br /> [[File:75A-3 Brochure p4.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 4]]<br /> [[File:75A-3 Brochure p5.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 5]]<br /> [[File:75A-3 Brochure p6.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 6]]<br /> [[File:75A-3 Brochure p7.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 7]]<br /> [[File:75A-3 Brochure p8.jpg|center|thumb|800px|75A-3 Amateur Band Receiver, Page 8]]<br /> == Schematic ==<br /> [[File:75A-3 Schematic.jpg|center|800px|75A-3 Schematic]]<br /> == Circa ==<br /> Introduced 1953 – Discontinued 1955</div>

Larry