Mark Hansen wrote:

Basically, if you don't have a glide slope receiver, you won't be able
to fly any precision approaches. If you don't have an ADF, you won't
be able to fly any NDB approaches (not that there are that many left).

They're disappearing, but they're not quite dead yet. I count 29 in
New York and New Jersey alone -- I don't know how often they're
actually used, but at least they're still publishing the plates in the
current cycle:

- KBGM NDB 34
- KBUF NDB 5
- KBUF NDB 23
- KCDW NDB or GPS 22
- KCDW NDB or GPS-A
- KFRG NDB 1
- 1B1 NDB-A
- KISP NDB or GPS 6
- NY0 NDB 10
- NY0 NDB 28
- KNEL NDB 24
- N07 NDB or GPS 1
- 06N NDB 26
- KMIV NDB or GPS 14
- KMGJ NDB 3
- KMSV NDB or GPS 15
- KMMU NDB or GPS 5
- KMMU NDB or GPS 23
- KIAG NDB 28R
- KPEO NDB 28
- KPTD NDB 24
- KSCH NDB 22
- KSCH NDB 28
- KTTN NDB or GPS 6
- KUCA NDB or GPS 15
- KELZ NDB 28
- KGTB NDB or GPS 15 (military)
- KGTB NDB or GPS 33 (military)
- KHPN NDB 16


All the best,


David