MXL 990: $50.00 - $79.99 USD
BEHRINGER B-1: $84.14 - $98.99 USD
RHODE NT1-A: $229.00 - $369.00 USD
For recording acoustic instruments you should buy a small diafragm condenser mic, i recomend that if you are going to buy a mic for vocals and a mic for recording acoustic instruments you buy this kit:
MXL 990/MXL 991 Recording Microphone Package: $99.95 USD
For recording electric instruments like electric guitars you should buy a dynamic mic, the best one is the shure sm-57
SHURE SM57: $99.00 - $170.00 USD
For recording bass, try to buy a nice DI (Direct box) or buy a mic specially desgin for recording low frequencies.
Follow me :) and if you have any question e-mail me so i can immediately help you
César
padilla_172@hotmail.com