W1DIO
  Call sign W1DIO was granted to CHUNG, WING P by the Federal Communications Commission (FCC) on Apr 15, 2019 . The FCC license ID of this call sign is 781380. More details about call sign W1DIO can be found in the table below. 
    
   | FCC License Id | 781380 | 
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 | Radio Service Code | HV | 
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 | Description of the Radio service | Vanity | 
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 | Date When the FCC Granted the Authorization | 2019-04-15 | 
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 | Date When the Authorization Has or Will Expire | 2029-05-19 | 
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 | Date on Which the Authorization Was Cancelled |  | 
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 | Date This Record Was Last Updated. | 2021-06-04 | 
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 | Service Category | Personal Use | 
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 | High-level Service Category Description | Personal Use | 
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 | Licensing Source System | ULS | 
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 | FCC Registration Number (FRN) | 0018557546 | 
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 | License Status Status | Active | 
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 | High-level License Status | Active | 
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 | Description of Entity Type | Individual | 
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 | High-level Entity Type Description | Individual | 
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