background image

4

OUTDOOR

ANTENNA

CONNECT

ANTENNA

SELECT

TWO-PAR

T

MESSAGE

SELECT

Part 1   Par

t 2

CUSTOM PO

WER

INPUT

120 VAC

Remove k

ey to preve

nt changes

to messag

e or freque

ncy

Basic    Ou

tdoor

SPEAKER

 VOLUME

Must be O

FF when usin

g a

microphone 

to avoid fe

edback

18 VDC

BACK-UP 

MICROPHONE

:

Speak into

 vent on cabine

t top

LINE INPUT

500mV

PP

/10K

WITH AGC

TRANSMI

T MODE SWITC

H

 Message Chip

      Live R

adio

5 minutes

OUTDOOR

ANTENNA

CONNECT

ANTENNA

SELECT

TWO-PAR

T

MESSAGE

SELECT

Part 1   Par

t 2

CUSTOM PO

WER

INPUT

120 VAC

Remove k

ey to preve

nt changes

to messag

e or freque

ncy

Basic    Ou

tdoor

SPEAKER

 VOLUME

Must be O

FF when usin

g a

microphone 

to avoid fe

edback

18 VDC

BACK-UP 

MICROPHONE

:

Speak into

 vent on cabine

t top

LINE INPUT

500mV

PP

/10K

WITH AGC

TRANSMI

T MODE SWITC

H

 Message Chip

      Live R

adio

5 minutes

OUTDOOR

ANTENNA

CONNECT

ANTENNA

SELECT

TWO-PAR

T

MESSAGE

SELECT

Part 1   Par

t 2

CUSTOM PO

WER

INPUT

120 VAC

Remove k

ey to preve

nt changes

to messag

e or freque

ncy

Basic    Ou

tdoor

SPEAKER

 VOLUME

Must be O

FF when usin

g a

microphone 

to avoid fe

edback

18 VDC

BACK-UP 

MICROPHONE

:

Speak into

 vent on cabine

t top

LINE INPUT

500mV

PP

/10K

WITH AGC

TRANSMI

T MODE SWITC

H

 Message Chip

      Live R

adio

5 minutes

OUTDOOR

ANTENNA

CONNECT

ANTENNA

SELECT

TWO-PAR

T

MESSAGE

SELECT

Part 1   Par

t 2

CUSTOM PO

WER

INPUT

120 VAC

Remove k

ey to preve

nt changes

to messag

e or freque

ncy

Basic    Ou

tdoor

SPEAKER

 VOLUME

Must be O

FF when usin

g a

microphone 

to avoid fe

edback

18 VDC

BACK-UP 

MICROPHONE

:

Speak into

 vent on cabine

t top

LINE INPUT

500mV

PP

/10K

WITH AGC

TRANSMI

T MODE SWITC

H

 Message Chip

      Live R

adio

5 minutes

6

 To record, press and hold the Record/Pause button on the Front Panel until you 

see the countdown begin on the Front Display. Then, release the button and begin 
recording your message by speaking clearly into the internal mic under the top 
perforated grill of the unit, or into a hand held mic plugged in to the MIC jack on 
the rear of the unit, or by starting an external source plugged into the LINE INPUT 
jack on the rear of the unit. 
 
The front panel digital display will count down the total record time available, but 
you can pause recording at any time by pushing the record button again. Then, fin-
ish the record process by pushing the play button or continue recording by pushing 
the  record/pause button again. 

8

 Next, determine an open 

frequency in your area and 
set this frequency on the front 
panel display using the up/
down arrow keys. Please see 
the “Frequency Selection” page 
in this manual to select the 
best frequency.

7

 To begin playback, press and 

hold the Play button until you 
see the frequency reappear.  
The message will now be 
broadcast in a continuous loop.

9

 Finally, monitor the radio signal on 

a good car radio to check coverage 
and audio quality. 
 
You can try different transmitter 
locations and frequency selection 
to improve coverage and  
minimize noise.  
 
Use of the outdoor antenna/ range 
extender will substantially increase 
coverage.

Summary of Contents for i.AM.Radio Transmitter

Page 1: ...i AM Radio Transmitter Installation and Operation Easy to follow instructions on how to program and use your Model 5 0 i AM Radio Transmitter...

Page 2: ...hone 8 Broadcast Live from a Studio or External Recorded Message 8 Broadcast a prerecorded message from the internal Message Chip storage 8 Record Procedure in detail 9 Recording a message onto the in...

Page 3: ...rned off when using the mic to avoid feedback 5Next plug the power transformer into a grounded wall outlet and then plug the power cord into the CUSTOM POWER input jack located on the back of the Tran...

Page 4: ...the Front Panel until you see the countdown begin on the Front Display Then release the button and begin recording your message by speaking clearly into the internal mic under the top perforated gril...

Page 5: ...h to Start Playback of Recorded Message Insert key to allow message record or frequency change AM frequency readout Connect indoor antenna here uncoil and stretch out fully along a wall or window sill...

Page 6: ...as on one channel above and one channel below It is advisable to make this listening test at dusk when radio reception is at best Use the front panel raise and lower controls to set this frequency Not...

Page 7: ...he Tuning Knob on the ATU until the needle on the Output Meter peaks at its highest number Leave the knob set for this highest meter reading 5 Close the cover on the ATU box and seal with a silicone s...

Page 8: ...l from distorting but it is still best to maintain the incoming signal level at a consistent volume for best sound quality Note that when recording or broadcasting a LINE INPUT the built in speaker ca...

Page 9: ...he Pause Button to end a recording 5 When your message is complete wait a second or two then press and hold the Play button located on the front of the Transmitter until you see the frequency re displ...

Page 10: ...ator 9 fiberglass whip antenna included Internal controls frequency range switch tuning knob Internal indicator signal strength meter Size 5 x 7 x 3 shipping size boxed 6 x 8 5 x 4 Weight 1 5 lbs ship...

Page 11: ......

Page 12: ...A Division of Radio Systems Inc Radio Systems Inc 601 Heron Drive Logan Township NJ 08085 Phone 856 467 8000 Fax 856 467 3044 Email sales radiosystems com www radiosystems com...

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