Any keyboard supplied must incorporate a ferrite at either end of a shielded keyboard cable. Grant valid only when supplied with a shielded serial cable with a ferrite on the computer end.
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| # | Rule Parts | Frequency Range | Power Output |
|---|---|---|---|
| 1 | 15B | - | - |
Any keyboard supplied must incorporate 2 external ferrites, one at either end of keyboard cable. Grant valid only when shielded serial cable with ferrite at CPU end of cable is supplied with each unit. Desktop
Equipment Class
JBC - Part 15 Class B Computing Device/Personal ComputerAny keyboard supplied must incorporate two external ferrites, one at either end of keyboard cable. Grant valid only when this device is marketed with a shielded serial cable with a ferrite at the CPU end. Desktop
Equipment Class
JBC - Part 15 Class B Computing Device/Personal ComputerGrant valid only when each unit is marketed with a shielded parallel cable incorporating a ferrite core at the CPU end. Any keyboard supplied with this device must incorporate two ferrite cores on its shielded cable. Desktop
Equipment Class
JBC - Part 15 Class B Computing Device/Personal ComputerGrant valid only when a shielded RS-232 cable with a ferrite at the computer end is supplied with each computer marketed.
Equipment Class
JBC - Part 15 Class B Computing Device/Personal Computer