py21cmsense.conversions.dk_deta¶

py21cmsense.conversions.dk_deta(z, cosmo=FlatLambdaCDM(name="Planck15", H0=67.7 km / (Mpc s), Om0=0.307, Tcmb0=2.725 K, Neff=3.05, m_nu=[0. 0. 0.06] eV, Ob0=0.0486))[source]¶

Return factor to convert eta (FT of freq.; in 1/GHz) to line of sight k mode in h/Mpc at redshift z