Rolls RA170 Manual

Rolls Modtager RA170

Læs gratis den danske manual til Rolls RA170 (2 sider) i kategorien Modtager. Denne vejledning er vurderet som hjælpsom af 28 personer og har en gennemsnitlig bedømmelse på 4.4 stjerner ud af 14.5 anmeldelser. Har du et spørgsmål om Rolls RA170, eller vil du spørge andre brugere om produktet?

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Side 1/2

RA170

70 VOLT / 70 WATT

POWER

AMPLIFIER

QUICK START QUIDE

IMPORTANT NOTICE: THIS UNIT IS NOT

DESIGNED TO DRIVE SPEAKERS

DIRECTLY, IT IS FOR OPERATION IN 70

VOLT SYSTEMS. TOTAL TAPS SHOULD

NOT EXCEED 70 WATTS.

ROLLS CORPORATION

SALT LAKE CITY, UTAH

10/10

70V OUTPUT

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

MODEL RA170

SERIAL NUMBER

170-

WARNING:

DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE

RISQUE DE CHOC - NE PAS ENLEVER

TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE BACK

NO USER SERVICABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL

MAIN INPUTS

120VAC 50/60Hz 100VA

1.5A Fuse

INTRODUCTION

Thank you for your purchase of the ROLLS RA170 70 Volt / 70 Watt Power Am-

pli er. The RA170 is a virtually indestructible single rack space ampli er intended

for the contractor and install market. It requires no transformer coupling to drive

70 volt speakers directly. The mono unit features both RCA and 1/4” inputs. The

70 volt speaker outputs are provided via spring-loaded terminals.

DESCRIPTION

FRONT PANEL

VOLUME: This control adjusts the output level of the RA170.

PWR: LED indicating the unit’s power status.

CLIP: These LEDs light in the event of RA170 circuit overload.

REAR PANEL

70V OUTPUT

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

MODEL RA170

SERIAL NUMBER

170-

WARNING:

DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE

RISQUE DE CHOC - NE PAS ENLEVER

TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE BACK

NO USER SERVICABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL

MAIN INPUTS

120VAC 50/60Hz 100VA

1.5A Fuse

120 VAC 50/60 HZ 15 VA: IEC Power Cord. Connect to a properly grounded

AC source. NOTE: REPLACE THE FUSE WITH ONLY THE PROPER RATED

FUSE. INSTALLING A FUSE OTHER THAN THE RECOMMENDED RATING

WILL DAMAGE THE UNIT.

70V Output: Spring loaded terminals to be connected to 70 Volt speaker connec-

tions. No special transformers are required.

MAIN INPUTS: 1/4” and RCA jacks to be connected to line level signal to be am-

pli ed. Note: Do not use both jacks simultaneously as both jacks are tied directly

together.

BURN WARNING!

THE FRONT PANEL OF THE RA170 IS THE HEAT DISTRIBUTION FOR THE

OUTPUT STAGE. IF THE UNIT IS OPERATED AT HIGH VOLUMES, IT MAY

GET HOT.

INSTALLATION

Mount the RA170 in a safe and sturdy rack. Connect the output of the signal

source to the selected input of the RA170. Connect the 70V Output terminals to

the 70 volt speakers.

Plug the AC cord into a properly grounded AC outlet.

Send signal to the RA170 and adjust the VOLUME control for a comfortable

listening level.

SPECIFICATIONS

Recommended Load: 70 Volt line (70 Watts maximum)

Frequency Response: 70Hz to 20 kHz

Equiv. Input Noise: 100 microVolt typical, A weighted

600 Ohm input

S/N Ratio: 114 dB @ 70 Watts

Gain: 40 dB

Input Impedance: 47 k Ohms

Size (W x H x D): 19” x 1.75” x 5” (48 x 4.5 x 12.7)

Weight: 5.5 lbs (2.5 kg)

SCHEMATIC

Produkt Specifikationer

Mærke:	Rolls
Kategori:	Modtager
Model:	RA170

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