| Deviation Bridge 1503 | 1958 ? | Equipment | 5 - 12AT7 |  |  |  |  | $ | 
	
		
		
			| Deviation Bridge 1504 | 1958 ? | Equipment | 4 - 6AU6 | 2 |  | 1S |  |  | 
	
		
		
			| Frequenz- und Klirrfaktormeßbrücke 1607 | 1958 ? | Equipment |  | 5 |  |  |  |  | 
	
		
		
			| Vorverstärker für Schwingungsaufnehmer 1606 | 1958 ? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Microphone Amplifier 2603 | 1958 ?? | Equipment | 5 - ECC81 | 11 |  | 1S |  | $ | 
	
		
		
			| Beat frequency oscillator BK1013 | 1959 ? | Equipment | 11 - ECC81 | 7 |  |  |  | $ | 
	
		
		
			| Electronic Voltmeter 2409 | 1959 ? | Equipment | 3 - ECC83 | 4 |  | 1S |  | $ | 
	
		
		
			| Precision Sound Level Meter 2203 [Tube] | 1960 | Equipment | 1 - CK512AX | 4 |  | 6S |  |  | 
	
		
		
			| Schwebungssummer 1014 | 1960 | Equipment | 10 - ECC81 | 25 |  |  |  |  | 
	
		
		
			| Charge Amplifier 2651 | 1960 ?? | Equipment | 13 - BC177 | 4 |  |  |  |  | 
	
		
		
			| Megohmmeter 2423 | 1960 ?? | Equipment | 2 - ECC81 | 6 |  | 1S |  |  | 
	
		
		
			| Schwebungssummer 1017 | 1960 ?? | Equipment | 11 - ECC81 | 2 |  |  |  |  | 
	
		
		
			| Tube-Wide Range Voltmeter 2405 | 1962 ?? | Equipment | 8 - EF42 | 1 |  |  |  |  | 
	
		
		
			| Random Noise Generator 1402 | 1963 ? | Equipment | 8 - ECC81 | 7 |  |  |  |  | 
	
		
		
			| Terz/Oktav Analysator 2112 [early] | 1963 ?? | Equipment | 6 - 12AX7 | 6 |  | 1S |  |  | 
	
		
		
			| Frequency Response Tracer 4709 | 1964 | Altri tipi | 9 - ECC88 | 3 |  |  |  |  | 
	
		
		
			| Heterodyne Voltmeter 2006 A | 1965 | Equipment |  | 4 |  | 3S |  |  | 
	
		
		
			| Audio Röhren-Voltmeter 2416 | 1965 ? | Equipment |  | 1 |  |  |  | $ | 
	
		
		
			| Beat Frequency Oscillator 1022 | 1965 ?? | Equipment | 9 - ECC81 | 1 |  | 1S |  | $ | 
	
		
		
			| Cross Spectrum Unit 5748 | 1965 ?? | Equipment |  | 2 |  |  |  |  | 
	
		
		
			| Erweiterungsfilter 1620 | 1965 ?? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Frequenzanalysator 2107 | 1965 ?? | Equipment |  | 2 |  |  |  | $ | 
	
		
		
			| Generator für Sinus und Schmalbandrauschen 1042 | 1965 ?? | Equipment | 22 - EAA91 | 1 |  |  |  |  | 
	
		
		
			| Portable tape recorder 7003 | 1965 ?? | Reg-Riprod |  | 14 |  |  |  |  | 
	
		
		
			| Psophometerfilter ZS 0301 | 1965 ?? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Response Test Unit 4409 | 1965 ?? | Altri tipi | 2 - OC75 | 1 |  |  |  |  | 
	
		
		
			| RMS Audio Voltmeter 2410 | 1965 ?? | Equipment | 2 - EF86 | 1 |  |  |  | $ | 
	
		
		
			| Schwingerreger 4290 | 1965 ?? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Schwingungsmesser 2502 | 1965 ?? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Sinusgenerator für Schwingerreger 1025 | 1965 ?? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Terz/Oktav-Filter 1612 | 1965 ?? | Equipment |  | 1 |  |  |  | $ | 
	
		
		
			| Vorverstärker für Beschleunigungsaufnehmer 2622 | 1965 ?? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Terz/Oktav Analysator 2112 [late] | 1967 ? | Equipment | 6 - 12AX7 | 3 |  | 26S |  |  | 
	
		
		
			| Precision Sound Level Meter 2203 [FET] | 1968 | Equipment |  | 6 |  | 1S |  | $ | 
	
		
		
			| Pegelbildgerät 4712 | 1969 | Equipment | 1 | 1 |  |  |  |  | 
	
		
		
			| Heterodyne Slave Filter- Mitlauffilter 2020 | 1970 | Equipment |  | 2 |  |  |  | $ | 
	
		
		
			| Band Pass Filter Set 1615 | 1970 ? | Equipment |  | 8 |  |  |  |  | 
	
		
		
			| Deviation Bridge 1521 | 1970 ? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Frequency Analyzer 2120 | 1970 ?? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Measuring Amplifier 2 - 200 000 Hz 2606 | 1970 ?? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Pistonphon 4220 | 1970 ?? | Equipment | 6 - BC182 | 4 |  | 1S |  |  | 
	
		
		
			| Pressure-field Condenser Microphone 4144 | 1971 | Microfono/PU |  | 3 |  |  |  | $ | 
	
		
		
			| Sound Level Calibrator - Kalibrator für Schallpegelmesser 4230 | 1973 ?? | Equipment | 6 - BCW62 | 3 |  | 4S |  |  | 
	
		
		
			| Autoranging Electronic Voltmeter 2426 | 1974 | Equipment |  | 4 |  | 4S |  |  | 
	
		
		
			| Electronic Voltmeter 2425 | 1975 | Equipment |  | 6 |  | 8S |  | $ | 
	
		
		
			| Octave Filter Set 1613 | 1975 | Equipment |  | 7 |  |  |  |  | 
	
		
		
			| Artificial Ear 4152 | 1975 ?? | Microfono/PU |  | 3 |  |  |  |  | 
	
		
		
			| Objective Reference Equivalent Meter 4904 | 1975 ?? | Equipment |  | 5 |  |  |  |  | 
	
		
		
			| Precision Integrating Sound Level Meter 2218 | 1975–78 | Equipment |  | 16 |  |  |  |  | 
	
		
		
			| Oscilloscope 4714 | 1976 ? | Equipment | 1 - 40DB31 | 1 |  | 4S |  |  | 
	
		
		
			| Psophometer 2429 | 1977 | Equipment |  | 2 |  |  |  |  | 
	
		
		
			| Wow and Flutter Meter 6203 | 1977 ? | Equipment |  | 7 |  |  |  |  | 
	
		
		
			| Sound Level Meter 2219 | 1978 ?? | Equipment |  | 1 |  |  |  |  | 
	
		
		
			| Sine Generator 1023 | 1979 | Equipment |  | 2 |  |  |  | $ | 
	
		
		
			| Measuring Amplifier 2607 | 1979 ?? | Equipment |  | 4 |  |  |  |  | 
	
		
		
			| Heterodyne Analyzer 2010 | 1979/79 ? | Equipment |  | 4 |  |  |  |  | 
	
		
		
			| Noise Event Meter 2208 | 1980 ?? | Equipment | 1 | 7 |  |  |  |  | 
	
		
		
			| Pegelschreiber 2317 | 1980 ?? | Equipment |  | 6 |  |  |  |  | 
	
		
		
			| 8 Channel Multiplexer 2811 | 1980 ?? | Ampl/Mixer |  |  |  |  |  | $ | 
	
		
		
			| Distortion Measurement Control Unit 1902 | 1980/80 ? | Equipment |  | 3 |  |  |  |  | 
	
		
		
			| Portable Instrumentation Tape Recorder 7005 - 7006 - 7007 | 1985 ?? | Reg-Riprod |  | 1 |  |  |  |  | 
	
		
		
			| Precision Sound Level Meter 2235 | 1986 ? | Equipment |  | 3 |  |  |  | $ | 
	
		
		
			| Probe Microphone 4182 | 1990 ?? | Equipment |  | 6 |  |  |  |  | 
	
		
		
			| Precision Integrating Sound Level Meter 2236A, 2236B, 2236C, 2236D | 1995 ?? | Equipment |  | 1 |  | 15S |  |  |