Manuals / Ramsey Electronics / Home Audio / Stereo Amplifier

Ramsey Electronics BN9 Remote, Local, Low gain BN-9, Intercom, Mini public address amplifier

Models: BN9 2 1/2 Watt Super Sleuth Audio Amplifier

1 16

Download 16 pages 50.13 Kb

Page 12

Image 12

2. Intercom

Components required:

•DPDT switch (momentary most practical)

•Two 8 ohm speakers

•Your choice of enclosures

Remote

3. Mini public address amplifier

	IN
	OUT	Local
	Low gain BN-9	Local
	Low gain BN-9

Components required:

•8 Ohm PA speaker or horn speaker

•5K to 100K Potentiometer

•Electret microphone or other microphone

•10K resistor for microphone

•.01uF Ceramic capacitor

Page 12

Image 12

Ramsey Electronics BN9 manual Remote, Local, Low gain BN-9, Intercom, Mini public address amplifier

FAQ

What components are required for the intercom?

DPDT switch momentary, two 8 ohm speakers, choice of enclosures.

What components are required for the mini public address amplifier?

8 Ohm PA speaker or horn speaker, 5K to 100K Potentiometer, Electret microphone or other microphone, 10K resistor for microphone, .01uF Ceramic capacitor.

Which models of Stereo Amplifier is this manual for?

This manual is for the 2 1/2 Watt Super Sleuth Audio Amplifier BN-9 from Ramsey Electronics.

Contents

Kit No. BN9 INTRODUCTION TO THE BN9 BN9 PARTS LIST 2 .01µF ceramic disk capacitors C1, C23 4.7µF or 10µF electrolytic capacitors C3,C4,C6 1 100µF to 500µF electrolytic capacitor C5BN9 PC BOARD ASSEMBLY ASSEMBLY OF THE BN9 Page INITIAL TESTS TROUBLESHOOTING MICROPHONE AND AUDIO INPUT CONSIDERATIONGAIN CONSIDERATIONS Problem Very strong AC hum Problem Still humming or slight annoying AC humPage IN OUT High gain BN-9 BN9 APPLICATION IDEASRemote LocalLow gain BN-9 2. IntercomLow gain B N-9 To 10 ReceiverOU T IN 4. Auxiliary amplifier for mini receivers5. Signal Tracer Test Probe OTHER APPLICATIONSThe Ramsey Kit Warranty 3.FACTORY REPAIR OF ASSEMBLED KITSCall or write for our full line catalog