Random triples
| Subject | Object |
|---|---|
| gptkb:PAL_standard | 8 MHz |
| gptkb:NTSC_television_system | 6 MHz |
| gptkb:NTSC_analog_television | 6 MHz |
| gptkb:WSPR | 6 Hz |
| Subject | Object |
|---|---|
| gptkb:PAL_standard | 8 MHz |
| gptkb:NTSC_television_system | 6 MHz |
| gptkb:NTSC_analog_television | 6 MHz |
| gptkb:WSPR | 6 Hz |