Shure KK (838–862 MHz) User Guide

UHF Wireless System

KK (838–862 MHz)USER GUIDE SUPPLEMENT

CONTENTS

SPECIFICATIONS 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Furnished Accessories 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Optional Accessories 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Replacement Parts 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

FREQUENCY SELECTION GUIDE 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Compatibility Groups 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Compatible Frequency List 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2002, Shure Incorporated
27B8655 (BA)

Printed in U.S.A.

SPECIFICATIONS

RF Carrier Frequency Range

838–862 MHz

Working Range

152.4 m (500 ft), minimum, under typical conditions; 487.6 m (1600 ft ) line of sight
NOTE: Actual working range depends on RF signal absorption, reflection and

interference

Audio Frequency Response

50 to 15,000 Hz, ±2 dB

NOTE: Overall system frequency response depends on the microphone element

Gain Adjustment Range

U1: 0 to 40 dB
U2: 0 to 26 dB

Modulation

±40kHz deviation compressor-expander system with pre-and de-emphasis

RF Power Output

U1, U2: 10 mW maximum

Dynamic Range

>102 dB, A-weighted

RF Sensitivity

U4S U4D

–110 dBm

12 dB SINAD

–105 dBm

30 dB SINAD

Image Rejection

90 dB typical

Spurious Rejection

75 dB typical

Ultimate Quieting (ref. 45 kHz deviation)

>100 dB, A-weighted

Audio Polarity

Positive pressure on microphone diaphragm (or positive voltage applied to tip of

WA302 p hone p lug) p roduces p ositive v oltage o n pin 2 with respect to pin 3 of low
impedance output and the tip of the high impedance

System Distortion (ref. ±45 kHz deviation, 1 kHz modulation)

0.3% Total Harmonic Distortion typical

Power Requirements

U1, U2: 1.5V AA alkaline battery (Duracell MN1500 recommended); Nicad optional
U4: 90 to 230 Vac , 50/60 Hz
Power Consumption: 9.6 W min., 13.2 W max. (U4S)

12 W min.,16 W max. (U4D)
15 W min., 16 W max. (UA840)

Battery Life (Typical)

12 hours (with Duracell MN1500 1.5V AA alkaline battery)

Operating Temperature Range

-20° to 50° C (-4° to 122° F)
NOTE: Battery characteristics may limit this range

–107 dBm

12 dB SINAD

–102 dBm

30 dB SINAD

1

/4-inch output

2

Overall Dimensions

U1: 92.2 mm L x 64.7 mm W x 24.2 mm D (3–29/32 x 2–35/64 x 61/64 in.)
U2/58:254 mm L x 50.8 mm Dia. (10 x 2 in.)
U2/BETA 58: 254 mm L x 53.2 mm Dia. (10 x 2–3/32 in.)
U2/87:228.6 mm x 49.2 mm Dia. (9 x 1–15/16 in.)
U2/BETA 87: 216 mm L x 50.8 mm Dia. (8–1/2 x 2 in.)
U4S/U4D: 44.5 mm H x 482.6 mm W x 295.3 mm D (1–3/4 x 19 x 11–5/8 in.)

Net Weight

U1: 175.2 g (6.1 oz.) without battery
U2/58, U2/BETA 58: 375.6 g (13.2 oz.) without battery
U2/87, U2/BETA 87: 303.1 g (10.7 oz) without battery
U4S: 3.30 kg (7.27 lbs)
U4D: 3.85 kg (8.48 lbs)

Certification

U1, U2: EMC Approved to ETS 300 445. RA Type Approved in the U.K. to MPT1350.

U4S, U4D: VDE Certified to EN 60 950. EMC Approved to ETS 300 445. Meets Low

Voltage Directive.

UHF Type Approved and EMC Approved systems are eligible to carry the CE

marking.

U1 Transmitter Input (Figure 1)

Connector:

Input Configuration:

Actual Impedance:

Maximum Input Level:

4-Pin Female Miniature Connector (TA4F) or

LEMO connector (optional)

Unbalanced, active

18 kΩ with lavalier microphone

1 MΩ with instrument cable

6 Vp–p (+7 dBV) for 1% THD at minimum gain

setting using 1 kHz signal.

Pin 1: Tied to Ground

4-Pin Miniature Connector

(TA4F) Pin Assignments:

Pin 4: Tied thru 20kΩ Resistor to Ground.

Pin 2: Tied to +5 V

Pin 3: Tied to Audio

(On instrument adapter cable, Pin 4 floats)

Pin 1: Tied to Pin 3 and 10 kΩ to Ground

LEMO Connector

Pin Assignments:

Pin 2: +5V

Pin 3: Tied to Pin 1

Pin 4: Tied to Shield (Ground for Positive Bias)

Voltage for Remote Power:

+5 V supplied to microphone cartridge

U1 Transmitter Output

Connector:

Actual Impedance:

Nominal Output Level:

Maximum Output Level:

Pin Assignments:

SMC

50 Ω
+10 dBm
+11 dBm

Shell = Ground

Center = Signal

3