You are here

Suggested answers to Self-test 2

30 March, 2015 - 17:30
  1. Bandwidth of HF = (30 – 3) MHz = 27 MHz; Frequency band for each user = 27 MHz / 150 users = 0.18 MHz each
  2. Let n be the number of users and there would be n – 1 frequency gaps in between. Then, 2000 n + 100 (n - 1) ≤ 200 × 103→ n≤ 95.29. The maximum number of users is 95.