Rolls specifications HR78 Digital AM/FM Tuner, Features

HR78 Digital AM/FM Tuner

The ROLLS HR78 is a PLL synthesized digital AM/FM tuner in a feature-packed half-rack chassis. The unit is ideal for replacing analog tuners, and where a small digital tuner is desired. The unit ships with FM and AM antennas, and the 1/8" output has sufficient levels to drive a pair of headphones. Up to two HR78 units may be rack mounted in a single standard 1U rack space, the Rolls URT5 Universal Rack Tray

FEATURES:
• Retains presets when power is off	• 18 presets, 12 FM and 6 AM
• Large LCD digital display	• Output Level control
• Auto search up and down	• US or International frequency centers
• RCA and 1/8" (3.5 mm) Outputs	• FM stereo or mono operation

SPECIFICATIONS
FM		AM
Intermediate Frequency:	10.7 MHz +/- 0.3	Intermediate Frequency:		450 kHz +/- 5
Tuning Range:	87.5 - 108 MHz	Tuning Range:	US	520 - 1710 kHz
30 dB quieting sensitivity:	28 dB		International	531 - 1602 kHz
IF Rejection 87.9 MHz:	50 - 56 dB	20 dB quieting sensitivity:		58 dB
Image Rejection 105.9 MHz:	20 - 26 dB	IF Rejection 603 kHz:		25 - 32 dB
3dB Limiting Sensitivity:	28 - 35 dB	Image Rejection 1404 kHz:		32 - 38 dB
THD 1 mV Input:	0.5 - 2 %	Auto Tuning Sensitivity 999 kHz:		28 - 35 dB
Auto Tuning Sensitivity 97.9 MHz:	25 - 30 dB
AM Suppression:	26 - 32 dB

Max Output @ 1 kHz:	0.5V +/- 0.05V
Supply Voltage:	12 VDC, 200mA
	(Rolls Model PS27)
Dimensions:	(190w x 185d x 42.5h) mm
Weight:	3 lbs

ROLLS Coporation

5968 South 350 West, Salt Lake City, UT, 84107

(801) 263-9053 FAX (801) 263-9068

info@rolls.com • www.rolls.com