Évaluations - 3, GPA: 4.7
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Facilité d'utilisation
• Integrated 1 kHz audio tone generator — Built-in audio generator offers 1 kHz, balanced or unbalanced output on captive screw connectors for simplified audio troubleshooting. The output level is switchable from +4 dBu to -10 dBV via DIP switch. • Selectable +4 dBu or -10 dBV audio output • NTSC/PAL switchable • Power indicator LED for easy troubleshooting • 1U, quarter rack width metal enclosure • Rack, under-desk, and projector-mountable • External universal power supply included, part # 70-055-01 — Provides worldwide power compatibility DESCRIPTION The Extron BBG 6 A Blackburst, Color Bars, and Audio Generator offers six broadcast quality, NTSC or PAL blackburst output signals, allowing a variety of video equipment to be genlocked to a common reference signal. The blackburst signal consists of three reference signal components: vertical sync, horizontal sync, and color burst. The first two outputs can also provide broadcast quality NTSC SMPTE Color Bars or PAL full-field Color Bars test patterns, selectable via a DIP switch. Additionally, the BBG 6 A includes a 1 kHz audio generator with balanced or unbalanced audio on captive screw connectors. Part of the VersaTools® line of products, the BBG 6 A is housed in a 1U, quarter rack width metal enclosure, making it ideal for installation in equipment racks as well as small spaces or portable field use. Impedance........................ 75 ohms Sync level......................... 40 IRE for NTSC, 43 IRE for PAL Color burst level................. 40 IRE for NTSC, 43 IRE for PAL Setup level........................ 7.5 IRE (NTSC) or 0 IRE (PAL) Tolerance for all levels......... ±3% Sub carrier level................. NTSC: 3.579545 ±3 Hz, PAL: 4.433618 ±3 Hz COLOR BARS OUTPUT_ Number / Signal type........... 2 color bars, switchable, standard SMPTE bars for NTSC, full field 8-bar for PAL Connectors....................... 2 BNC female Standards......................... NTSC 3.58, PAL Impedance........................ 75 ohms Sync level......................... 40 IRE for NTSC, 43 IRE for PAL Color burst level................. 40 IRE for NTSC, 43 IRE for PAL Setup level........................ NTSC, 7.5 IRE; PAL, 0 IRE White level........................ 100 IRE Tolerance for all levels......... ±3% Subcarrier levels................ NTSC 3.579545 ±3 Hz, PAL 4.433618 ±3 Hz AUDIO OUTPUT_ Number / Signal type........... 1 set (L and R) of stereo sine waves, balanced or unbalanced Connectors....................... (1) 3.5 mm captive screw connector, 5 pole Impedance........................ 50 ohms unbalanced, 100 ohms balanced Signal level....................... Selectable: professional level, +4 dBu (1.23 V) balanced; or consumer level, -10 dBV (316 mV) unbalanced THD................................ 0.1% Tolerance for all levels......... ±3% Signal frequency................ 1 kHz GENERAL_ External power supply......... 100 VAC to 240 VAC, 50/60 Hz, 2.5 watts, external, to 12 VDC, 1 A, regulated power supply Power input requirements..... 12 VDC, 0.2 A (max.) Rack mount...................... Yes, with optional rack shelves (See optional accessories) Enclosure type................... Metal Enclosure dimensions.......... 1.7" H x 4.3" W x 3.0" D (1U high, quarter rack wide 4.3 cm H x 10.9 cm W x 7.6 cm D) (Depth excludes connectors) Product / Shipping weight..... 0.4 lbs (0.2 kg) / 3 lbs (2 kg) Warranty.......................... 3 years parts and labor Note: All nominal levels are at ±10%. Specifications are subject to change without notice. The Vector scope measurement plots the broadcast quality Color Bars output of the BBG 6 A APL = 40.8% System Line L 22 F1 Angle (deg) 0.C Gain x 1.000 0.000 dB 525 Line NTSC Setup 7.5% SPECIFICATIONS BLACKBURST OUTPUT_ Number / Signal type........... 6 blackburst (two can be switched to color bars) Connectors....................... 6 BNC female Standards......................... RS-170A standard for NTSC 3.58, CCIR 624-4 standard for PAL MODEL_ _VERSION DESCRIPTION_PART # BBG 6 A Blackburst, Color Bars & Audio........................................................................ 60-535-01 OPTIONAL ACCESSORIES_MODEL DESCRIPTION_PAGE_PART # RSU 129 1U 9.5" Deep Universal Rack Shelf Kit.............................................page 819 60-190-01 RSF 123 1U 3.5" Deep VersaTools® Rack Shelf Kit..........................................page 819 60-190-20 RSB 129 1U 9.5" Deep Basic Rack Shelf.....................................................page 820 60-604-01 RSB 123 1U 3.5" Deep Basic Rack Shelf.....................................................page 818 60-604-20 MBU 123 VersaTools® Mini Under-Desk Mount Kit............................................page 815 70-212-01 Extron USA West +1.714.491.1500 /+800.633.9876 +1.714.491.1517 FAX USA East +1.919.863.1794 /+800.633.9876 +1.919.863.1797 FAX © 2008 Exiron Electronics. All rights reserved. Prici...