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KDHX(FM)
Call Sign History
KDHX from 05/25/1987
KTAD from 04/22/1982
1748 from ???
88.1 MHz

St. Louis, MO
License
CP
Application
Allocation
STA





KDHX Channel: 201C1 88.1 MHz
St. Louis, Missouri
Service: FS - A full service FM station auxiliary transmitting antenna or application.
Facility ID: 17380
FRN: 0003228475
Fac. Service: FM Analog & Digital

Status: LIC
Application Accepted: 12/26/2007
Application Granted: 02/12/2008
File Number: BXLED-20071226AAO
License Expires: 02/01/2029
Prefix Type: This is BXLED
Application Type: License To Cover

FCC Website Links:
  LMS Facility Details
  This Application
  Other KDHX Applications
  Including Superseded Applications
  Service Contour - Open Street Map or USGS Map (60 dBu)
  Service Contour - KML / Google Earth (60 dBu)
  Public Inspection Files

Facility Type: NON-COMMERCIAL EDUC. FM
Class: C1, A Zone II station; with 50kW-100kW ERP and a class contour distance 52km-72km

Site Location: 38-25-01.2 N 90-25-59.4 W (NAD 83)
Site Location: 38-25-01.0 N 90-25-59.0 W (Converted to NAD 27)

Effective Radiated Power: 21 kW
Transmitter Output Power: 18 kW
Antenna Center HAAT: 186 m (610 ft.)
Antenna Center AMSL: 357 m (1171 ft.)
Antenna Center HAG: 120 m (394 ft.)

Calculated Site Elevation: 237 m. (778 ft.)
Height Overall*: 174 m (571 ft.)
(* As Filed In This Application, may differ from ASR Data, Below.)
Omni-Directional Antenna
Antenna Make/Model: Electronics Research Inc. SHPX-4AC-HW
Antenna ID: 0
Polarization:

Structure Information

Structure Registration Number 1007157

[ASR Heights Differ from KDHX Application]
Structure Type: TOWER
Registered To:
DOUBLE HELIX CORPORATION DBA = KDHX
Structure Address:
4802 Macha Rd
Imperial, MO
County Name: Jefferson County
ASR Issued: 03/04/1997
Date Built: 07/01/1987
Site Elevation: 236.3 m (775 ft.)
Structure Height: 174.3 m (572 ft.)
Height Overall: 174 m (571 ft.)
Overall Height AMSL: 410.3 m (1346 ft.)
FAA Determination: 04/19/1989
FAA Study #: 83-ACE-666-OE
Paint & Light FAA Chapters: 1, 3, 4, 13, 21
RED LIGHTS/PAINT
38-25-01.0 N 90-25-59.0 W (NAD 83)
38-25-00.8 N 90-25-58.6 W
(Converted to NAD 27)
KDHX(FM) Licensee Information

Double Helix Corporation. Debtor-in-Possession
3524 Washington Ave
Saint Louis, MO 63103
Phone: 314-664-3955
Not-for-Profit
20071226AAO Applicant Information

Beverly Hacker
Date: 12/26/2007
Application Certifier
Beverly Hacker
KDHX-FM
3504 Magnolia Ave.
Saint Louis, MO 63118-1134
Applicant
Ralph Brancato
C/O KDHX
3504 Magnolia Ave.
St. Louis, MO 63118-1134
Consulting Engineer
Ralph Brancato
KDHX-FM

Associated Land Mobile Licenses


 WPKN366 Broadcast Auxiliary Remote Pickup
Associated Microwave Licenses


 WLP431 950 MHz Aural Studio Transmitter Link

Study Date: 7/02/2025; Study Duration: 0.0773 Seconds.
Database Sources:
07/02/2025 FCC LMS,
7/1/2025 FCC ASR,
7/1/2025 FCC ULS Microwave, and
7/1/2025 FCC ULS Broadcast Land Mobile.



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