π‘
Frequency
98 MHz
Frequency
98 MHz
π§
Range
88β108 MHz
Range
88β108 MHz
π§©
Band Group
VHF (30β300 MHz)
Band Group
VHF (30β300 MHz)
π Summary
98 MHz: FM radio; FM radios, car radios
FM broadcast; translator/booster networks common in mountainous regions.

π Explore the full RF Spectrum database
π‘ Band & Geometry key
Field | Value |
---|---|
Wavelength (m) | 3.061 |
Waveforms | – |
Antenna Form Factor (Typical) | ΒΌ-wave β 76.5 cm |
Band Family | Broadcast |
Band | Broadcasting (FM) |
Primary Common Name | Broadcasting (FM) |
FSPL @ 1 km [dB] | 72.26452151385 |
FSPL @ 10 km [dB] | 92.26452151385 |
Fresnel Radius @ 1 km (m) | 27.663355264497 |
Band Group | VHF (30β300 MHz) |
Tax Band Family | VHF |
Tax Band Class | Broadcast FM (88β108) |
π§© Applications & Usage
Field | Value |
---|---|
Primary Application | – |
Lower Neighbor Use | Broadcasting (FM – Japan) |
Upper Neighbor Use | Aeronautical radionavigation (VOR/ILS) |
Typical Services Devices | FM radio |
Market Common Devices | FM radios, car radios |
Refarming Use | No |
Device Ecosystem Size | Medium |
Device Hotspots (MHz) | 100 |
Device Category | FM Broadcast Receivers |
Typical Use Cases | – |
Modulation (Device) | Broadcast FM (Receiver) |
Channel Width (Device) [kHz] | N/A (Receiver) |
Device Region Profiles | Global FM broadcast |
Per-Region EIRP Or Duty (Device) | Receiver-only (EIRP N/A) |
Allocation Relevance (Device) | High (broadcast) |
Adjacent-Band Collision Risks (Device) | Low: broadcast spacing rules apply |
Example Devices Or Skus | FM Radio Receiver |
Common Protocols | FM Stereo (MPX) |
ποΈ Notes
Field | Value |
---|---|
Receiver Selectivity Notes | – |
Interference Notes | Adjacent to 108 MHz Airband β protect aviation |
Compatibility Risk Notes | β€10 MHz from Aeronautical VHF (Airband) |
Notes | FM broadcast; translator/booster networks common in mountainous regions. |
Propagation Notes | Strong coverage, good indoor penetration |
βοΈ Technical Rules
Field | Value |
---|---|
Lower Band Frequency Limit | 88 |
Upper Band Frequency Limit | 108 |
EIRP Indoor Limits | – |
EIRP Outdoor Limits | Highβpower broadcast |
PSD Limit | β |
Emission Mask Class | FM broadcast |
Guardband Minimum [kHz] | 200 |
Typical Bandwidths | ~150 kHz occupied |
Autocalculated Bandlimits | No |
Typical Bandwidths (Estimated) | ~150 kHz occupied |
Max EIRP [dBm] | Receiver-only (EIRP N/A) |
Power Source Or Duty Profile (Typical) | – |
Channelization Plan | – |
Channelization | – |
Guard Band Requirement | – |
OOB Emission Limit [dBm/MHz] | Stricter per regulator |
Spurious Emission Limit (dBm) | -30 (baseline) |
RX Blocking Min [dBm] | -15 (planning) |
Duplexing | Simplex |
Duplexing Information | Simplex: downlink only |
Uplink Pairing | – |
Downlink Pairing | – |
Paired Band Info | – |
Max EIRP [dBm] | – |
Channelization Block Size | 200 kHz FM channels |
3GPP Band Number | |
Example 3GPP Bands | – |
LTE Uplink Bands | – |
LTE Downlink Bands | – |
NR Uplink Bands | – |
NR Downlink Bands | – |
Guard Bands | Β±100 kHz spacing |
Protocol Or Standard | – |
π Country Overrides
Field | Value |
---|---|
Post Status | publish |
Tax Service Category | Other / Various |
Tax License Type | Licensed (Broadcast) |
Tax Regions | Global / Varies |
ITU Region 1 | Broadcasting |
ITU Region 2 | Broadcasting |
ITU Region 3 | Broadcasting |
License Type | Broadcast service (licensed, national regulators) |
Primary Application | – |
Primary Services | – |
Spurious Emission [dBm] | -30 (baseline) |
Lower Neighbor Use | Broadcasting (FM – Japan) |
Upper Neighbor Use | Aeronautical radionavigation (VOR/ILS) |
Licensing Model | Licensed (National) |
Typical Services Devices | FM radio |
US FCC Alloc | FM Broadcasting (47 CFR Part 73)β |
CA IC Alloc | FM Broadcasting (BETS/BPR)β |
UK Ofcom Alloc | FM Sound Broadcasting (87.5β108 MHz)β |
US Ref | 47 CFR Part 73 (FM) |
Typical Bandwidths | ~150 kHz occupied |
Market Licensing Model | Licensed (Broadcasting) |
Market Common Devices | FM radios, car radios |
Fresnel Radius (1st, 1 km) [m] | 27.663355264497 |
Typical Bandwidths (Estimated) | ~150 kHz occupied |
Auction Status | – |
Refarming Use | No |
Typical Site Spacing km | β / β |
Device Ecosystem Size | Medium |
Traffic Load Share | Coverage-heavy, low capacity share |
Device Hotspots (MHz) | 100 |
Device Category | FM Broadcast Receivers |
Typical Use Cases | – |
Typical Center Frequencies [MHz] | – |
Rule Part (Fcc Or Region) | – |
Modulation (Device) | Broadcast FM (Receiver) |
Channel Width (Device) [kHz] | N/A (Receiver) |
Device Region Profiles | Global FM broadcast |
Per-Region EIRP Or Duty (Device) | Receiver-only (EIRP N/A) |
Allocation Relevance (Device) | High (broadcast) |
Adjacent-Band Collision Risks (Device) | Low: broadcast spacing rules apply |
Example Devices Or Skus | FM Radio Receiver |
Antenna Form Factor (Typical) | ΒΌ-wave β 76.5 cm |
Power Source Or Duty Profile (Typical) | – |
π‘οΈ Regulatory & Neighbors
Field | Value |
---|---|
Lower Band Frequency Limit | 88 |
Upper Band Frequency Limit | 108 |
Rx Blocking Min dBm | -15 (planning) |
Lower Neighbor Use | Broadcasting (FM – Japan) |
Upper Neighbor Use | Aeronautical radionavigation (VOR/ILS) |
Lower Neighbor Band | Broadcasting (FM – Japan) |
Lower Neighbor Range | 77.000β88.000 MHz |
Upper Neighbor Label | Aeronautical radionavigation (VOR/ILS) |
Upper Neighbor Range | 108.000β118.000 MHz |
Adjacent-Band Collision Risks (Device) | Low: broadcast spacing rules apply |
Real-World Range (Indoor/Outdoor) | – |
US FCC Alloc | FM Broadcasting (47 CFR Part 73)FM Broadcasting (47 CFR Part 73) |
CA IC Alloc | FM Broadcasting (BETS/BPR)FM Broadcasting (BETS/BPR) |
UK Ofcom Alloc | FM Sound Broadcasting (87.5β108 MHz)FM Sound Broadcasting (87.5β108 MHz) |
Regulatory References | US: 47 CFR Part 73 (FM); CA: ISED BPRβ3 (FM Broadcasting); UK: UK FAT + Ofcom Broadcasting Code |
Global Harmonization | Regional |
Crossborder Coordination | High |
Sharing Mechanism | – |
Auction Status | – |
Guard Or Pair | – |
π Market & Measurements
Field | Value |
---|---|
Noise Floor | -105 dBm (est.) |
Interference Cases | – |
Lower Neighbor Range | 77.000β88.000 MHz |
Upper Neighbor Range | 108.000β118.000 MHz |
Interference Notes | Adjacent to 108 MHz Airband β protect aviation |
Market Licensing Model | Licensed (Broadcasting) |
Market Commercial Value | Medium (legacy broadcast) |
Market Common Devices | FM radios, car radios |
Market Deployment Density | Dense urban, nationwide |
Noise Floor (Estimated) | -105 dBm (est.) |
Market Commercial Value (Estimated) | Medium (legacy broadcast) |
Ecosystem Maturity | Emerging |
Indoor Penetration | Good |
Known Interference | No major interference issues noted |
Device Ecosystem Size | Medium |
Real-World Range (Indoor/Outdoor) | – |
Antenna Form Factor (Typical) | ΒΌ-wave β 76.5 cm |
Ecosystem Maturity | Emerging |
Device Ecosystem Size | Medium |
Chipset Availability | Limited / TBD |
Operator Deployments | Limited operators |
Technology Generations Deployed | Multiple / TBD |
Roaming Support | – |
Traffic Load Share | Coverage-heavy, low capacity share |
Indoor Penetration | Good |
Known Interference | No major interference issues noted |
Occupancy | Medium |
Occupancy Bucket Pct | 10β30% |
Latency Profile | – |
Common Channels Or Profiles | – |
Security Features | – |
Lbt Or Fhss Requirement | – |
Popularity (Installed Base) | – |
Coexistence Tips | – |
Latency Class | – |
Device Hotspots (Scoped && Tagged) | β |