The FR-Range was the first system that formed the building blocks of integrated systems for broadcasters and service providers and is Synapse's predecessor. The FR-Range has been phased out, which means that no new modules will be manufactured. Please note that Axon will provide product support at least until 31-12-2005. For additional information, please contact info@axon.tv.

| FR-Range product | Synapse alternative |
|---|---|
| AS22 | ASC10 |
| AS23 | ASV08 |
| AS230 | ASV10 |
| AS240 | ASV10 |
| AS210 | ASC10 |
| AS210Y | ASC10 |
| SA21 | SAC10 |
| SA22 | SAC10 |
| SA24 | SAV08 |
| SA230 (F) | SAV10 |
| SA210 (Y) | SAV10 |
| ARC200 | ARC20 |
| FOT100 | N/A |
| FOR100 | N/A |
| FOR30 | N/A |
| FOT30 | N/A |
| ADL200 | ADC24/ADL24 |
| AXP200 | N/A |
| SRC100 | ADC24 |
| AEB221 | SEB10 |
| ADB122 | SDB10 |
| AEB421 | SEB20 |
| ADB124 | SDB20 |
| AAD420 | ADC24 |
| ADA440 | DAC24 |
| AAD542 | ADC24 |
| ADA524 | DAC24 |
| SW221 | PBS03/2IX10 |
| VDA128 | CDV07/08/09 |
| FS100 | SFS10 |
| LS100 | SFS10 |
| FLS200 | SFS10 |
| SD107 | SDR07/08/09 |
| SD117 | SDR07/08/09 |
| SD217 | SDR07/08/09 |
| SP100 | N/A |
| PS100 | N/A |
| CCR200 | CCR10 |
| VWI200 | VWI10 |
| EXT1/2 | N/A |
| ACT100 | N/A |
