[Repeater-Builder] Re: Mitrek lowband PTT questions
Marcus, You're a disposophobic, look up compulsive hoarder in Wikipedia. Don't refer to my 'collection' of radios, that is a genuine hobby and not any specific medical or mental condition. Until they come to take me away, Ha Ha.. niteviser --- In Repeater-Builder@yahoogroups.com, x.tait.tech x.tait.t...@... wrote: what would it take short of some cash to have one sent to me here in New Zealand as a one off key, not that i need one, i am told i am a Hoarder Marcus On Sun, Sep 5, 2010 at 4:38 PM, KP3FT kp...@... wrote: Hi all, Thanks for the previous advice on the Mitrek lockout key; I ordered one off Ebay and it worked fine. Opened the radio up and everything looks visually OK, all the channel elements are there, no burned components, etc. I read through the Repeater-Builder's Mitrek webpages and figured out the pins for hookup. I was wondering if anyone could look over some sections of the Mitrek schematichttp://groups.yahoo.com/group/Repeater-Builder/files/Mitrek%20Lowband/ I posted in the Files section under the folder Mitrek Lowband, regarding the PTT circuit. I circled the areas in question in red and blue. (I also hyperlinked to the various schematic sections in this message). I just want some verification before I start wiring up the radio. I found another website where the author said to jumper pin #1 to pin #25 on the interconnect board connectionhttp://f1.grp.yahoofs.com/v1/wBWDTM_dzohoZJ1M25svBvhmyUk3YStFZKcbHdVjzcHCTQSgFE9U0-wFOU3PHUQL3NIWEGUG1ndFPkhYrLdul9o1/Mitrek%20Lowband/interconnect_board.jpg , and then just ground pin #13 of the cable connector (or pin #13 on the front of the radio in my case) for PTT operation. (Pin #24 of the interconnect board connector is the same as pin #13 of the cable connector) My questions are: 1. What does the jumper do and is it beneficial for beacon operation? Here is the schematic section http://f1.grp.yahoofs.com/v1/wBWDTDg1U9VoZJ1MJmrSx6917ZszwfFtwKxh8c5tPrKp1IiKeb_dd_z6o52LjBRH6eMjcKXGvRCwASnBIgIJ8PUE/Mitrek%20Lowband/mitrek_PTT.jpg of the PTT circuit. 2. I will be using the Mitrek solely as a transmitter beacon, so RX is not necessary. I'll have to disable the antenna relayhttp://f1.grp.yahoofs.com/v1/wBWDTJ0GE-FoZJ1MoIPDEYBXLqbbFZph6Eymc3u9dFQYPG2vhGbVYg92QCtUhDuNVVr89_tTKgsBysS0H3B3Q5eW/Mitrek%20Lowband/Antenna_Relay.jpg because it won't last long during constant beacon operation, plus it isn't even needed. Can I just disable the relay by cutting power to it and wire the PA output directly to the antenna jack (two points circled in blue)? Or, just keep voltage on the relay so the RX section is always switched out and the TX switched in? Probably easier that way. 3. The radio has the PL board installed; can I just remove it so it doesn't introduce anything into the carrier, or just leave it alone? I can't tell from reading through the various websites and the schematic if the PL-encode is enabled automatically or if it needs switching on, in which case I will leave it off. Thanks for any advice. Jeff KP3FT
Re: [Repeater-Builder] Re: Mitrek lowband PTT questions
yes im a hoarder like you, hehehe i am not afraid to admit it, i love your collection of OLD junk LOLOLOLOL see you in the niiny bin where all the loonies go On Sun, Sep 5, 2010 at 6:30 PM, niteviser nitevi...@yahoo.com.au wrote: Marcus, You're a disposophobic, look up compulsive hoarder in Wikipedia. Don't refer to my 'collection' of radios, that is a genuine hobby and not any specific medical or mental condition. Until they come to take me away, Ha Ha.. niteviser --- In Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com, x.tait.tech x.tait.t...@... wrote: what would it take short of some cash to have one sent to me here in New Zealand as a one off key, not that i need one, i am told i am a Hoarder Marcus On Sun, Sep 5, 2010 at 4:38 PM, KP3FT kp...@... wrote: Hi all, Thanks for the previous advice on the Mitrek lockout key; I ordered one off Ebay and it worked fine. Opened the radio up and everything looks visually OK, all the channel elements are there, no burned components, etc. I read through the Repeater-Builder's Mitrek webpages and figured out the pins for hookup. I was wondering if anyone could look over some sections of the Mitrek schematic http://groups.yahoo.com/group/Repeater-Builder/files/Mitrek%20Lowband/ I posted in the Files section under the folder Mitrek Lowband, regarding the PTT circuit. I circled the areas in question in red and blue. (I also hyperlinked to the various schematic sections in this message). I just want some verification before I start wiring up the radio. I found another website where the author said to jumper pin #1 to pin #25 on the interconnect board connection http://f1.grp.yahoofs.com/v1/wBWDTM_dzohoZJ1M25svBvhmyUk3YStFZKcbHdVjzcHCTQSgFE9U0-wFOU3PHUQL3NIWEGUG1ndFPkhYrLdul9o1/Mitrek%20Lowband/interconnect_board.jpg , and then just ground pin #13 of the cable connector (or pin #13 on the front of the radio in my case) for PTT operation. (Pin #24 of the interconnect board connector is the same as pin #13 of the cable connector) My questions are: 1. What does the jumper do and is it beneficial for beacon operation? Here is the schematic section http://f1.grp.yahoofs.com/v1/wBWDTDg1U9VoZJ1MJmrSx6917ZszwfFtwKxh8c5tPrKp1IiKeb_dd_z6o52LjBRH6eMjcKXGvRCwASnBIgIJ8PUE/Mitrek%20Lowband/mitrek_PTT.jpg of the PTT circuit. 2. I will be using the Mitrek solely as a transmitter beacon, so RX is not necessary. I'll have to disable the antenna relay http://f1.grp.yahoofs.com/v1/wBWDTJ0GE-FoZJ1MoIPDEYBXLqbbFZph6Eymc3u9dFQYPG2vhGbVYg92QCtUhDuNVVr89_tTKgsBysS0H3B3Q5eW/Mitrek%20Lowband/Antenna_Relay.jpg because it won't last long during constant beacon operation, plus it isn't even needed. Can I just disable the relay by cutting power to it and wire the PA output directly to the antenna jack (two points circled in blue)? Or, just keep voltage on the relay so the RX section is always switched out and the TX switched in? Probably easier that way. 3. The radio has the PL board installed; can I just remove it so it doesn't introduce anything into the carrier, or just leave it alone? I can't tell from reading through the various websites and the schematic if the PL-encode is enabled automatically or if it needs switching on, in which case I will leave it off. Thanks for any advice. Jeff KP3FT
Re: [Repeater-Builder] Re: Mitrek lowband PTT questions
i have no need for your old nappies, dirty underwear, or smelly atrmpit teeshirts , as these are Compulsive hoarding (or pathological hoarding or disposophobia or the Messie mindset) is a mental disorder marked by an obsessive need to acquire (and failure to use or discard) a significant amount of possessions, even if the items are worthless, hazardous, or unsanitary. ... have a loverly sunny day, un hasseled by mothers in law keep a happy face Marcus On Sun, Sep 5, 2010 at 6:30 PM, niteviser nitevi...@yahoo.com.au wrote: Marcus, You're a disposophobic, look up compulsive hoarder in Wikipedia. Don't refer to my 'collection' of radios, that is a genuine hobby and not any specific medical or mental condition. Until they come to take me away, Ha Ha.. niteviser --- In Repeater-Builder@yahoogroups.comRepeater-Builder%40yahoogroups.com, x.tait.tech x.tait.t...@... wrote: what would it take short of some cash to have one sent to me here in New Zealand as a one off key, not that i need one, i am told i am a Hoarder Marcus On Sun, Sep 5, 2010 at 4:38 PM, KP3FT kp...@... wrote: Hi all, Thanks for the previous advice on the Mitrek lockout key; I ordered one off Ebay and it worked fine. Opened the radio up and everything looks visually OK, all the channel elements are there, no burned components, etc. I read through the Repeater-Builder's Mitrek webpages and figured out the pins for hookup. I was wondering if anyone could look over some sections of the Mitrek schematic http://groups.yahoo.com/group/Repeater-Builder/files/Mitrek%20Lowband/ I posted in the Files section under the folder Mitrek Lowband, regarding the PTT circuit. I circled the areas in question in red and blue. (I also hyperlinked to the various schematic sections in this message). I just want some verification before I start wiring up the radio. I found another website where the author said to jumper pin #1 to pin #25 on the interconnect board connection http://f1.grp.yahoofs.com/v1/wBWDTM_dzohoZJ1M25svBvhmyUk3YStFZKcbHdVjzcHCTQSgFE9U0-wFOU3PHUQL3NIWEGUG1ndFPkhYrLdul9o1/Mitrek%20Lowband/interconnect_board.jpg , and then just ground pin #13 of the cable connector (or pin #13 on the front of the radio in my case) for PTT operation. (Pin #24 of the interconnect board connector is the same as pin #13 of the cable connector) My questions are: 1. What does the jumper do and is it beneficial for beacon operation? Here is the schematic section http://f1.grp.yahoofs.com/v1/wBWDTDg1U9VoZJ1MJmrSx6917ZszwfFtwKxh8c5tPrKp1IiKeb_dd_z6o52LjBRH6eMjcKXGvRCwASnBIgIJ8PUE/Mitrek%20Lowband/mitrek_PTT.jpg of the PTT circuit. 2. I will be using the Mitrek solely as a transmitter beacon, so RX is not necessary. I'll have to disable the antenna relay http://f1.grp.yahoofs.com/v1/wBWDTJ0GE-FoZJ1MoIPDEYBXLqbbFZph6Eymc3u9dFQYPG2vhGbVYg92QCtUhDuNVVr89_tTKgsBysS0H3B3Q5eW/Mitrek%20Lowband/Antenna_Relay.jpg because it won't last long during constant beacon operation, plus it isn't even needed. Can I just disable the relay by cutting power to it and wire the PA output directly to the antenna jack (two points circled in blue)? Or, just keep voltage on the relay so the RX section is always switched out and the TX switched in? Probably easier that way. 3. The radio has the PL board installed; can I just remove it so it doesn't introduce anything into the carrier, or just leave it alone? I can't tell from reading through the various websites and the schematic if the PL-encode is enabled automatically or if it needs switching on, in which case I will leave it off. Thanks for any advice. Jeff KP3FT
