| Variable | Definition |
| α | Spectral index |
| β | Luminosity power law index |
| γ | Source counts index |
| λ | Observing wavelength (m) |
| ν | Observing frequency (MHz) |
| Δ ν | Observing bandwidth (MHz) |
| Δ νScint | Scintillation bandwidth (MHz) |
| σs | Root mean square fluctuations in the time series |
| τs | Scattering timescale (s) |
| Θ | Position angle (∘) |
| Ωm | Energy density of matter |
| ΩΛ | Energy density of dark energy |
| B(ℓ)|| | Magnetic field parallel to the line of sight (G) |
| D | Telescope diameter (m) |
| DM | Dispersion measure (cm−3 pc) |
| DMe | Dispersion measure excess (cm−3 pc) |
| DMIGM | Dispersion measure from the intergalactic medium (cm−3 pc) |
| DMMW | Dispersion measure from the Milky Way (cm−3 pc) |
| dL | Luminosity distance (Gpc) |
 |
Fluence (Jy ms) |
| G | Antenna gain (K Jy−1) |
| L | Luminosity (W) |
| NDM | Number of DM trials |
| Nt | Number of time trials |
| Nν | Number of frequency channels |
| ne | Electron number density (cm−3) |
 |
FRB event rate (FRBs sky−1 day−1) |
| RM | Rotation measure (rad m−2) |
| SM | Scattering measure (kpc m−20/3) |
| S/N | Signal-to-noise ratio |
| Speak | Peak flux density (Jy) |
| TB | Brightness temperature (K) |
| Tsys | System temperature (K) |
| Δ t | Dispersive delay (s) |
| Δ tDM | Dispersive delay across an individual frequency channel (s) |
| Δ tDMerr | Dispersive delay due to dedispersion at a slightly incorrect DM (s) |
| tsamp | Sampling time (s) |
| x(z) | Ionization fraction as a function of redshift |
| W | Pulse width (s) |
| Weq | Equivalent width (s) |
| Wint | Intrinsic pulse width (s) |