core + pending (Pending Extension): these terms are pending wider review. Feedback is welcomed!


Defined in the extension.
Canonical URL:

Thing > Intangible > BroadcastFrequencySpecification

The frequency in MHz and the modulation used for a particular BroadcastService.
PropertyExpected TypeDescription
Properties from BroadcastFrequencySpecification
broadcastFrequencyValue Number  or
The frequency in MHz for a particular broadcast.
Properties from Thing
additionalType URL An additional type for the item, typically used for adding more specific types from external vocabularies in microdata syntax. This is a relationship between something and a class that the thing is in. In RDFa syntax, it is better to use the native RDFa syntax - the 'typeof' attribute - for multiple types. tools may have only weaker understanding of extra types, in particular those defined externally.
alternateName Text An alias for the item.
description Text A description of the item.
disambiguatingDescription Text A sub property of description. A short description of the item used to disambiguate from other, similar items. Information from other properties (in particular, name) may be necessary for the description to be useful for disambiguation.
identifier PropertyValue  or
Text  or
The identifier property represents any kind of identifier for any kind of Thing, such as ISBNs, GTIN codes, UUIDs etc. provides dedicated properties for representing many of these, either as textual strings or as URL (URI) links. See background notes for more details.
image ImageObject  or
An image of the item. This can be a URL or a fully described ImageObject.
mainEntityOfPage CreativeWork  or
Indicates a page (or other CreativeWork) for which this thing is the main entity being described. See background notes for details.
Inverse property: mainEntity.
name Text The name of the item.
potentialAction Action Indicates a potential Action, which describes an idealized action in which this thing would play an 'object' role.
sameAs URL URL of a reference Web page that unambiguously indicates the item's identity. E.g. the URL of the item's Wikipedia page, Wikidata entry, or official website.
url URL URL of the item.

Instances of BroadcastFrequencySpecification may appear as values for the following properties

PropertyOn TypesDescription
broadcastFrequency BroadcastChannel  or
The frequency used for over-the-air broadcasts. Numeric values or simple ranges e.g. 87-99. In addition a shortcut idiom is supported for frequences of AM and FM radio channels, e.g. "87 FM".



Example 1
A radio station on 1030 AM.
<div itemscope itemtype="">
 <span itemprop="name">WBZ-AM</span>
 <span itemprop="broadcastDisplayName">WBZ NewsRadio</span>
 <div itemprop="broadcastFrequency" itemscope itemtype="">
   <meta itemprop="broadcastFrequencyValue" content="1030" />
   <meta itemprop="broadcastSignalModulation" content="AM" />
<div vocab="" typeof="BroadcastService">
 <span property="name">WBZ-AM</span>
 <span property="broadcastDisplayName">WBZ NewsRadio</span>
 <div property="broadcastFrequency" typeof="BroadcastFrequencySpecification">
   <meta property="broadcastFrequencyValue" content="1030" />
   <meta property="broadcastSignalModulation" content="AM" />
<script type="application/ld+json">
 "name": "WBZ-AM",
 "broadcastDisplayName": "WBZ NewsRadio",
 "broadcastFrequency": {
   "@type": "BroadcastFrequencySpecification",
   "broadcastFrequencyValue": 1030,
   "broadcastSignalModulation": "AM"

Schema Version 3.3