 | This user is a participant in WikiProject Electronics. |
 | This user is a participant in WikiProject Radio. |
 | This user is a member of WikiProject Professional Sound Production. |
 | This user has an amateur radio license. |
| This user is a participant in WikiProject Electronics. |
| This user is a participant in WikiProject Radio. |
| This user is a member of WikiProject Professional Sound Production. |
| This user has an amateur radio license. |