radios:simoco_srm9000
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
radios:simoco_srm9000 [2023/05/16 00:39] – 2e0sip | radios:simoco_srm9000 [2023/05/21 10:53] (current) – 2e0sip | ||
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One useful feature is stepped power outputs (1, 2, 2.5, 4, 5 etc) which might be useful for complying with ERP limitations without having to adjust factory calibration settings. | One useful feature is stepped power outputs (1, 2, 2.5, 4, 5 etc) which might be useful for complying with ERP limitations without having to adjust factory calibration settings. | ||
- | **Note: Despite considerable testing by Matthew 2E0SIP and reverse engineering and modifications from Denis G4KWT, the rev9 version of this radio is unreliable | + | **Note: Despite considerable testing by Matthew 2E0SIP and reverse engineering and modifications from Denis G4KWT, the rev9 version of this radio is unreliable |
====== Models ====== | ====== Models ====== | ||
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| E0 | 66-88 | | | E0 | 66-88 | | ||
| AC | 136-174 | | AC | 136-174 | ||
+ | | TK | 400-450 | ||
| TU | 400-480 | | TU | 400-480 | ||
| UW | 440-500 | | UW | 440-500 | ||
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====== Images ====== | ====== Images ====== | ||
- | TODO | + | Front of the radio showing the RJ45 Mic / Control Head connector: |
+ | |||
+ | {{: | ||
+ | |||
+ | Rear of the radio showing the DB15 Power and accessory connector and BNC connector fitted with a dust cap: | ||
+ | |||
+ | {{: | ||
+ | |||
+ | Top of the radio. Note the Blue Simoco branding and "P25 Upgradeable" | ||
+ | |||
+ | {{: | ||
====== Modifications ====== | ====== Modifications ====== | ||
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===== Revision 9 PCB ===== | ===== Revision 9 PCB ===== | ||
- | Note: The modifications documented below improve performance, | + | Note: The modifications documented below improve performance |
==== Required Tools ==== | ==== Required Tools ==== | ||
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The connector, looking into the radio | The connector, looking into the radio | ||
- | | **Name** | + | | **Name** |
- | | -VE (GND) | 1, 2, 9, 10 | | + | | -VE (GND) | 1, 2, 9, 10 | 6 | |
- | | +VE (+13.8V) | + | | +VE (+13.8V) |
- | | Speaker | + | | Speaker |
- | | General Input (PTT/RTS) | 7 | | + | | General Input (PTT/RTS) | 7 | 3 | |
- | | General Output (CD/CTS) | 8 | | + | | General Output (CD/CTS) | 8 | N/A | |
- | | Ignition Sense Input | 3 | | + | | Ignition Sense Input | 3 | N/A | |
- | | Audio Input | 14 | | + | | Tx Audio In | 14 |
- | | Audio Output | + | | Rx Audio Out | 15 |
radios/simoco_srm9000.1684197585.txt.gz · Last modified: 2023/05/16 00:39 by 2e0sip