| Main | 
| Number 
 | Title | Status | Questions | 
| P.834-9 (12/2017) 
 | Effects of tropospheric refraction on radiowave propagation | In force (Main) 
 | N/A | 
| 
 | 
| Previous versions | 
| Number 
 | Title | Status | Questions | 
| P.834-6 (01/07) 
 | Effects of tropospheric refraction on radiowave propagation | Superseded 
 | 201/3 | 
| P.834-7 (10/2015) 
 | Effects of tropospheric refraction on radiowave propagation | Superseded 
 | N/A | 
| P.834-2 (08/97) 
 | Effects of tropospheric refraction on radiowave propagation | Superseded 
 | N/A | 
| P.834-8 (09/2016) 
 | Effects of tropospheric refraction on radiowave propagation | Superseded 
 | N/A | 
| P.834-4 (04/03) 
 | Effects of tropospheric refraction on radiowave propagation | Superseded 
 | N/A | 
| P.834-3 (10/99) 
 | Effects of tropospheric refraction on radiowave propagation | Superseded 
 | N/A | 
| P.834-5 (03/05) 
 | Effects of tropospheric refraction on radiowave propagation | Superseded 
 | N/A | 
| P.834-1 (08/94) 
 | Effects of tropospheric refraction on radiowave propagation | Superseded 
 | N/A |