Crown Low Power Transmitters - Crown Broadcast

cooling fan 3–3, 3–8
control 4–9
coverage area 1–4
crosstalk 1–7
measurements 5–9
current limit
PA 5–6
D
DC. See power: input
de-emphasis 2–13, 5–2, 5–7
jumpers 2–13
delay
program failure to carrier turnoff 2–
14, 5–6
dimensions 1–9
display
circuit description 4–10
front panel 3–3, 3–5, 3–7
modulation calibration 5–6
distortion 1–7
audio 5–9
harmonic 4–5
E
emissions 5–8
exciter. See RF exciter
configuration 1–4
F
fan (PA)
control 4 - 8, 4–9
cooling 3–8
fault
indicators 4–10
input 3–8
lock 3–8
power 3–8
servicing 3–8
SWR 3–8
temperature 3–8
FCC guidelines 1–8, 5–8, 5–10
frequency
carrier 5–8, 5–10
measurement 5–4
pilot 5–8
receiver 2–8
response 5–9
selection 2–5, 5–4
receiver 2–8
samples 2–6
synthesizer 5–10
frequency synthesizer. See RF exciter
adjustments 5–4
front panel
display modulation calibration 5–6
FSK 1–5, 1–6
measurement 5–5
fuses 2–4, 7–4
G
gain control 3–5
gain reduction 4–4
gain switches
input 3–6
H
harmonic distortion 4–5
harmonics 5–8
heatsink 3–8
highband 3–5
processing 4–4
humidity
operating range 1–8
I
I/O connector 1–2, 2–14
pinout 2–15
indicators
audio processor 3–5
fault 3–8, 4–10
highband 3–5
LED 3–5, 3–7, 4–10
pilot 3–5
wideband 3–5, 5–6
input
audio connections 2–11
composite 2–12
fault 3–8
gain switches 3–6
program
fault 2–14
SCA connection 2–12
Index–2
FM30/FM100/FM250 User's Manual